Magnetische Partikel (MPs) sind für viele verschiedene Anwendungen in den Bereichen Biotechnologie, Biomedizin und Umweltsanierung von großem Interesse. Um verschiedenen Anwendungen Rechnung zu tragen, ist die größenkontrollierte Synthese von MPs von besonderem Interesse. Hier berichten wir über eine einfache Synthese von MPs im Bereich von Nano- bis Mikrogröße (23 nm bis 1,2 μm). Insbesondere wurde die Partikelgröße von MPs durch das (i) Molekulargewicht ( M w ) von Poly(acrylsäure) (PAA) und (ii) den Alterungsprozess eingestellt. Es wurden drei verschiedene hydrothermale Verfahren unter Verwendung unterschiedlicher Mw von PAA verglichen, nämlich einstufige hydrothermale, zweistufige hydrothermale und Beschichtung-nach-hydrothermale Verfahren. Das Mw _der verwendeten PAA betrug 1,8 k, 30 k, 50 k und 100 k g/mol.
Die resultierenden Partikelgrößen der in einem Schritt hydrothermal synthetisierten 1,8k, 30k, 50k und 100k MP waren 1202 ± 359, 447 ± 156, 418 ± 88 bzw. 247 ± 34 nm und die der zweistufigen waren 23 ± 3, 100 ± 14,1, 116 ± 26 bzw. 78 ± 6 nm. Die Kristallzusammensetzung, ζ-Potentiale, magnetischen Eigenschaften, magnetischen Trenneffizienzen und Proteinkonjugationseigenschaften wurden systematisch untersucht. Die Ergebnisse zeigten, dass durch einstufige hydrothermale Synthese synthetisierte MPs die höchste Ausbeute und die höchste magnetische Trenneffizienz aufwiesen. Rinderserumalbumin, Lysozym und verbessertes grün fluoreszierendes Protein als Proteinmodelle wurden erfolgreich mit den MPs konjugiert, und die Anwendung von Antikörper-konjugierten PAA-MPs zum Einfangen von Bakterien wurde demonstriert.
Einleitung
- Abhängig von den Anwendungen variiert die wünschenswerte Partikelgröße von MPs stark. In der Biomedizin sind nanoskalige Materialien wegen ihrer Kompatibilität mit Biomolekülen für die Wechselwirkung (Protein, 5–50 nm; Virus, 20–450 nm; Zelle, 10–100 μm) von besonderem Interesse.(12)
- Die MRT benötigt MPs mit einer Größe von weniger als 30 nm, damit sie der anfänglichen Aufnahme durch Leber und Milz für die Abgrenzung von Arterien und Venen entgehen können.(13)
- MPs mit Größen im Bereich von 10 bis 100 nm sind optimal für die intravenöse Injektion und haben die längste Blutzirkulationszeit.(14)Für die magnetische Hochgradiententrennung (HGMS) von Biomaterialien wurde gezeigt, dass MPs (oder MP-Cluster) von 50 nm oder größer effektiv von Prozessströmen getrennt werden können.(fünfzehn)Für die gezielte Verabreichung von Medikamenten hat die Forschung gezeigt, dass sich mittelgroße MP (30–110 nm) in Herz, Leber, Niere, Blase, Wirbelsäule und Knochenmark ansammeln.(16)und größere MPs (200–300 nm) wurden in der Milz gefunden.(5,17)
- MPs in Mikrometergröße waren für die Trennung und Reinigung erwünscht. Beispielsweise wurden magnetische Mikropartikel von 1,6 und 26 μm in Trennungen von Blut oder anderen klinischen Proben in einem mikrofluidischen Gerät angewendet, um Moleküle und lebende Zellen, die an MPs gebunden sind, selektiv aus fließenden biologischen Flüssigkeiten ohne Waschschritte herauszuziehen.(18)Magnetische Mikrokügelchen wurden für die schnelle affinitätsbasierte Reinigung von Lysozym verwendet.(19)
- Mehrzweckanwendungen erfordern möglicherweise einen komplexeren Größenbereich von MPs mit ähnlichen Oberflächenfunktionalitäten.
- Es wurden Anstrengungen unternommen, um monodisperse MP mit großer Reichweite zu synthetisieren. Nakayaet al. synthetisierten MPs von 5.3–20.4 nm unter Verwendung einer Kodepositionsmethode in einem Bad aus Ölsäure und Oleylamin.(20)Tanaka berichtete über einen relativ weiten Bereich (20–200 nm) der Größenkontrolle von sphärischen Ferritpartikeln.(21)Liuet al.
- stellten Polysäure-konjugierte Fe 3 O 4 -Nanostrukturen durch ein mikrowellenunterstütztes Verfahren her, und ihre Größe kann im Bereich von 100–400 nm durch Variieren der FeCl 3 -Menge im System eingestellt werden.(22)Nach unserem besten Wissen gibt es jedoch keinen Bericht über die größenkontrollierte Synthese von MPs im Nano- bis Mikrobereich.
Ergebnisse und Diskussion
Anpassen der Partikelgrößen von in einem Schritt hydrothermal synthetisierten PAA-MPs
Carboxyl Magnetic Particles |
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Fluorescent Carboxyl Magnetic Particles |
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Carboxyl Magnetic Particles, 1%w/v, 90.0-120.0µm, 10mL |
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CM-100-10 | Spherotech | 10 mL | 300 EUR |
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CM-150-10 | Spherotech | 10 mL | 330 EUR |
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Absolute Mag™ Carboxyl Magnetic Particles, 300 nm |
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Absolute Mag™ Carboxyl Magnetic Particles, 100 nm |
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WHM-X007 | Creative Diagnostics | 1 mL | 580 EUR |
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WHM-X009 | Creative Diagnostics | 1 mL | 580 EUR |
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Absolute Mag™ Carboxyl Magnetic Particles, 90.0-120.0 μm |
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WHM-S039 | Creative Diagnostics | 10 mL | 950.4 EUR |
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CM-08-10 | Spherotech | 10 mL | 170 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 1.0-1.4µm, 10mL |
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CM-10-10 | Spherotech | 10 mL | 175 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 1.0-1.4µm, 100mL |
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CM-10-100 | Spherotech | 100 mL | 1400 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 1.5-1.9µm, 10mL |
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CM-15-10 | Spherotech | 10 mL | 175 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 1.5-1.9µm, 100mL |
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CM-15-100 | Spherotech | 100 mL | 1400 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 2.0-2.9µm, 10mL |
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CM-20-10 | Spherotech | 10 mL | 180 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 2.0-2.9µm, 100mL |
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CM-20-100 | Spherotech | 100 mL | 1440 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 3.0-3.9µm, 10mL |
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CM-30-10 | Spherotech | 10 mL | 180 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 4.0-4.5µm, 10mL |
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CM-40-10 | Spherotech | 10 mL | 180 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 4.0-4.5µm, 100mL |
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CM-40-100 | Spherotech | 100 mL | 1440 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 5.0-5.9µm, 10mL |
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CM-50-10 | Spherotech | 10 mL | 245 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 6.0-8.0µm, 10mL |
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CM-60-10 | Spherotech | 10 mL | 270 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 6.0-8.0µm, 100mL |
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CM-60-100 | Spherotech | 100 mL | 2160 EUR |
Carboxyl Magnetic Particles, 2.5%w/v, 8.0-9.9µm, 10mL |
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CM-80-10 | Spherotech | 10 mL | 330 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 10.0-13.9 μm |
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WHM-S036 | Creative Diagnostics | 10 mL | 777.6 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 14.0-17.9 μm |
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WHM-S037 | Creative Diagnostics | 10 mL | 799.2 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 18.0-22.9 μm |
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WHM-S038 | Creative Diagnostics | 10 mL | 799.2 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 25.0-37.0 µm |
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WHM-S207 | Creative Diagnostics | 10 ml | 740 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 50 nm |
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WHM-G242 | Creative Diagnostics | 5 ml | 607.2 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 50 nm |
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WHM-X005 | Creative Diagnostics | 1 mL | 580 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 0.1-0.39 μm |
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WHM-S025 | Creative Diagnostics | 10 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 0.4-0.69 μm |
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WHM-S026 | Creative Diagnostics | 10 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 0.7-0.9 μm |
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WHM-S027 | Creative Diagnostics | 10 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 1.0-1.4 μm |
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WHM-S028 | Creative Diagnostics | 10 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 1.5-1.9 μm |
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WHM-S029 | Creative Diagnostics | 10 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 2.0-2.9 μm |
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WHM-S030 | Creative Diagnostics | 10 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 3.0-3.9 μm |
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WHM-S031 | Creative Diagnostics | 10 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 4.0-4.5 μm |
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WHM-S032 | Creative Diagnostics | 10 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 5.0-5.9 μm |
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WHM-S033 | Creative Diagnostics | 10 mL | 691.2 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 6.0-8.0 μm |
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WHM-S034 | Creative Diagnostics | 10 mL | 734.4 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, 8.0-9.9 μm |
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WHM-S035 | Creative Diagnostics | 10 mL | 799.2 EUR |
Carboxyl Magnetic Particles, Smooth, 2.5%w/v, 3.0-3.9µm, 10mL |
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CMS-30-10 | Spherotech | 10 mL | 195 EUR |
Carboxyl Magnetic Particles, Smooth, 2.5%w/v, 3.0-3.9µm, 100mL |
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CMS-30-100 | Spherotech | 100 mL | 1560 EUR |
Carboxyl Magnetic Particles, Smooth, 2.5%w/v, 4.0-5.0µm, 10mL |
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CMS-40-10 | Spherotech | 10 mL | 195 EUR |
Carboxyl Magnetic Particles, Smooth, 2.5%w/v, 4.0-5.0µm, 100mL |
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CMS-40-100 | Spherotech | 100 mL | 1560 EUR |
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CMS-80-10 | Spherotech | 10 mL | 350 EUR |
Absolute Mag™ Carboxyl Silica Magnetic Particles, 1.11 µm |
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SMP-UM40 | Creative Diagnostics | 5 mL | 809.6 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Silica, 200 nm |
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WNM-MC23-12 | Creative Diagnostics | 1 ml | 520 EUR |
Absolute Mag™ Carboxyl Gold Coated Magnetic Particles, 100 nm |
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WHM-GC037 | Creative Diagnostics | 2.5 mg@1ml | 1080 EUR |
Absolute Mag™ Carboxyl Gold Coated Magnetic Particles, 250 nm |
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WHM-GC038 | Creative Diagnostics | 2.5 mg@1ml | 1080 EUR |
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CM-025-100H | Spherotech | 100mL | 1195 EUR |
Carboxyl Magnetic Particles, High Iron, 1.0%w/v, 0.1-0.39µm, 10mL |
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CM-025-10H | Spherotech | 10mL | 160 EUR |
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CM-05-10H | Spherotech | 10mL | 170 EUR |
Absolute Mag Carboxyl Magnetic Particles, UF Matrix, 1-2 μm |
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WHM-Q044 | Creative Diagnostics | 10 mL | 670.8 EUR |
Absolute Mag Carboxyl Magnetic Particles, UF Matrix, 2-3 μm |
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WHM-Q045 | Creative Diagnostics | 10 mL | 670.8 EUR |
Absolute Mag Carboxyl Magnetic Particles, UF Matrix, 3-4 μm |
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WHM-Q046 | Creative Diagnostics | 10 mL | 670.8 EUR |
Absolute Mag Carboxyl Magnetic Particles, UF Matrix, 4-5 μm |
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WHM-Q047 | Creative Diagnostics | 10 mL | 670.8 EUR |
Absolute Mag Carboxyl Magnetic Particles, UF Matrix, 5-7 μm |
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WHM-Q048 | Creative Diagnostics | 10 mL | 670.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Magnetite Matrixs, 100-200 nm |
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WHM-Q091 | Creative Diagnostics | 10 mL | 587.52 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Magnetite Matrixs, 200-300 nm |
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WHM-Q092 | Creative Diagnostics | 10 mL | 587.52 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Magnetite Matrixs, 300-400 nm |
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WHM-Q093 | Creative Diagnostics | 10 mL | 587.52 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Magnetite Matrixs, 400-500 nm |
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WHM-Q094 | Creative Diagnostics | 10 mL | 587.52 EUR |
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WHM-Q095 | Creative Diagnostics | 10 mL | 587.52 EUR |
Carboxyl Magnetic PMMA Particles, 1%w/v, 3.0-3.9µm, 10mL |
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CPMA-30-10 | Spherotech | 10mL | 240 EUR |
Carboxyl Magnetic Particles, Crosslinked, 2.5%w/v, 1.0-2.0µm, 10mL |
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CMX-10-10 | Spherotech | 10 mL | 155 EUR |
Carboxyl Magnetic Particles, Crosslinked, 2.5%w/v, 1.0-2.0µm, 100mL |
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CMX-10-100 | Spherotech | 100 mL | 1240 EUR |
Carboxyl Magnetic Particles, Crosslinked, 1%w/v, 90.0-120.0µm, 10mL |
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CMX-1000-10 | Spherotech | 10mL | 380 EUR |
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CMX-40-10 | Spherotech | 10 mL | 155 EUR |
Absolute Mag™ Carboxyl Gold Coated Magnetic Particles, 20 nm |
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WHM-GC043 | Creative Diagnostics | 2.5 mg@1ml | 992 EUR |
Absolute Mag™ Carboxyl Gold Coated Magnetic Particles, 40 nm |
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WHM-GC044 | Creative Diagnostics | 2.5 mg@1ml | 1080 EUR |
Absolut Mag Carboxyl Magnetic Particles Conjugation Kit, 500 nm |
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WHM-K029 | Creative Diagnostics | 20 mg | 1076.4 EUR |
Absolute Mag Carboxyl Magnetic Particles, Dextran Coated, 30 nm |
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WHM-P012 | Creative Diagnostics | 2 mL | 1261.2 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, γ-Fe2O3, 0.1-1 μm |
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WHM-Q111 | Creative Diagnostics | 10 mL | 587.52 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, γ-Fe2O3, 1-2 μm |
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WHM-Q112 | Creative Diagnostics | 10 mL | 587.52 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, γ-Fe2O3, 2-3 μm |
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WHM-Q113 | Creative Diagnostics | 10 mL | 587.52 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, γ-Fe2O3, 3-4 μm |
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WHM-Q114 | Creative Diagnostics | 10 mL | 587.52 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, γ-Fe2O3, 4-5 μm |
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WHM-Q115 | Creative Diagnostics | 10 mL | 587.52 EUR |
Carboxyl Magnetic Particles, Crosslinkled, 1%w/v, 18.0-22.9µm, 10mL |
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CMX-200-10 | Spherotech | 10 mL | 350 EUR |
Carboxyl Magnetic Particles, Crosslinked,1%w/v, 25.0-37.0 µm, 10mL |
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CMX-300-10 | Spherotech | 10 mL | 350 EUR |
Carboxyl Magnetic Particles, Crosslinked,1%w/v, 25.0-37.0 µm, 100mL |
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CMX-300-100 | Spherotech | 100 mL | 2455 EUR |
Fluorescent Carboxyl Magnetic Particles, UV, 0.1%w/v, 7.0-7.9µm, 2mL |
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FCM-7041-2 | Spherotech | 2 mL | 185 EUR |
Absolute Mag Carboxyl Magnetic Particles, Silica Matrix, 0.1-1 μm |
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WHM-Q022 | Creative Diagnostics | 10 mL | 670.8 EUR |
Absolute Mag Carboxyl Magnetic Particles, Silica Matrix, 1-2 μm |
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WHM-Q023 | Creative Diagnostics | 10 mL | 670.8 EUR |
Absolute Mag Carboxyl Magnetic Particles, Silica Matrix, 2-3 μm |
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WHM-Q024 | Creative Diagnostics | 10 mL | 670.8 EUR |
Absolute Mag Carboxyl Magnetic Particles, Silica Matrix, 3-4 μm |
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WHM-Q025 | Creative Diagnostics | 10 mL | 670.8 EUR |
Absolute Mag Carboxyl Magnetic Particles, Silica Matrix, 4-5 μm |
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WHM-Q026 | Creative Diagnostics | 10 mL | 670.8 EUR |
Absolute Mag™ Carboxyl Magnetic Agarose Particles, 30-150 μm |
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WHM-B046 | Creative Diagnostics | 5 ml | 520 EUR |
Absolute Mag™ Carboxyl Magnetic Agarose Particles, 10-30 μm |
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WHM-B047 | Creative Diagnostics | 5 ml | 520 EUR |
Carboxyl Magnetic Particles, Smooth Surface, 1%w/v, 18.0-22.9µm, 10mL |
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CMS-200-10 | Spherotech | 10 mL | 325 EUR |
Absolut Mag™ Carboxyl Magnetic Particles Conjugation Kit, 50 nm |
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WHM-K024 | Creative Diagnostics | 10 mg | 912 EUR |
Absolut Mag™ Carboxyl Magnetic Particles Conjugation Kit, 100 nm |
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WHM-K026 | Creative Diagnostics | 10 mg | 912 EUR |
Absolut Mag™ Carboxyl Magnetic Particles Conjugation Kit, 150 nm |
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WHM-K027 | Creative Diagnostics | 10 mg | 912 EUR |
Absolut Mag™ Carboxyl Magnetic Particles Conjugation Kit, 200 nm |
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WHM-K028 | Creative Diagnostics | 10 mg | 912 EUR |
Absolut Mag™ Carboxyl Magnetic Particles Conjugation Kit, 1 µm |
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WHM-K030 | Creative Diagnostics | 20 mg | 912 EUR |
Fluorescent Carboxyl Magnetic Particles, Pink, 1%w/v, 1.0-1.4µm, 2mL |
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FCM-1058-2 | Spherotech | 2 mL | 175 EUR |
Fluorescent Carboxyl Magnetic Particles, Blue, 1%w/v, 1.0-1.4µm, 2mL |
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FCM-1068-2 | Spherotech | 2 mL | 175 EUR |
Fluorescent Carboxyl Magnetic Particles, Pink, 1%w/v, 2.0-2.4µm, 2mL |
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FCM-2058-2 | Spherotech | 2 mL | 175 EUR |
Fluorescent Carboxyl Magnetic Particles, Pink, 1%w/v, 4.0-5.0µm, 2mL |
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FCM-4058-2 | Spherotech | 2 mL | 220 EUR |
Fluorescent Carboxyl Magnetic Particles, Pink, 1%w/v, 8.0-9.9µm, 2mL |
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FCM-8058-2 | Spherotech | 2 mL | 235 EUR |
Carboxyl Magnetic Particles, Smooth, High Iron, 2.5%w/v, 3.8-4.9µm, 10mL |
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CMS-40-10H | Spherotech | 10mL | 200 EUR |
Absolute Mag™ Carboxyl Magnetic Polystyrene Particles, 300 nm |
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WHM-B041 | Creative Diagnostics | 5 ml | 688 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Dextran-Coated, 15 nm |
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WHM-B049 | Creative Diagnostics | 5 ml | 1040 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Ferromagnetic, 2.0-2.9 μm |
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WHM-S001 | Creative Diagnostics | 10 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Ferromagnetic, 4.0-4.9 μm |
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WHM-S002 | Creative Diagnostics | 10 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Ferromagnetic, 6.0-7.9 μm |
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WHM-S003 | Creative Diagnostics | 5 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Ferromagnetic, 8.0-8.9 μm |
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WHM-S004 | Creative Diagnostics | 5 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Ferromagnetic, 28.0-34.9 μm |
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WHM-S005 | Creative Diagnostics | 5 mL | 691.2 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Ferromagnetic, 90.0-120.0 μm |
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WHM-S006 | Creative Diagnostics | 5 mL | 777.6 EUR |
Fluorescent Carboxyl Magnetic Particles, Yellow, 1%w/v, 0.7-0.9µm, 2mL |
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FCM-0852-2 | Spherotech | 2 mL | 185 EUR |
Fluorescent Carboxyl Magnetic Particles, Yellow, 1%w/v, 90.0-105.0µm, 2mL |
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FCM-100052-2 | Spherotech | 2mL | 290 EUR |
Fluorescent Carboxyl Magnetic Particles, Yellow, 1%w/v, 10.0-14.0µm, 2mL |
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FCM-10052-2 | Spherotech | 2 mL | 240 EUR |
Fluorescent Carboxyl Magnetic Particles, Yellow, 1%w/v, 1.0-1.4µm, 2mL |
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FCM-1052-2 | Spherotech | 2 mL | 175 EUR |
Fluorescent Carboxyl Magnetic Particles, Yellow, 1%w/v, 180.0-210.0µm, 2mL |
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FCM-200052-2 | Spherotech | 2mL | 290 EUR |
Fluorescent Carboxyl Magnetic Particles, Yellow, 1%w/v, 18.0-24.9µm, 2mL |
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FCM-20052-2 | Spherotech | 2 mL | 265 EUR |
Fluorescent Carboxyl Magnetic Particles, Yellow, 1%w/v, 2.0-2.4µm, 2mL |
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FCM-2052-2 | Spherotech | 2 mL | 175 EUR |
Fluorescent Carboxyl Magnetic Particles, Purple, 1%w/v, 2.0-2.4µm, 2mL |
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FCM-2062-2 | Spherotech | 2 mL | 175 EUR |
Fluorescent Carboxyl Magnetic Particles, Yellow, 1%w/v, 4.0-4.9µm, 2mL |
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FCM-4052-2 | Spherotech | 2 mL | 220 EUR |
Fluorescent Carboxyl Magnetic Particles, Yellow, 1%w/v, 44.0-52.9µm, 2mL |
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FCM-50052-2 | Spherotech | 2 mL | 290 EUR |
Fluorescent Carboxyl Magnetic Particles, Yellow, 1%w/v, 5.0-5.9µm, 2mL |
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FCM-5052-2 | Spherotech | 2 mL | 225 EUR |
Fluorescent Carboxyl Magnetic Particles, Yellow, 1%w/v, 8.0-9.9µm, 2mL |
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FCM-8052-2 | Spherotech | 2 mL | 235 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Smooth Surface, 3.0-3.9 μm |
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WHM-S043 | Creative Diagnostics | 10 mL | 648 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Smooth Surface, 4.0-5.0 μm |
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WHM-S044 | Creative Diagnostics | 10 mL | 648 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Smooth Surface, 8.0-9.9 μm |
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WHM-S045 | Creative Diagnostics | 10 mL | 799.2 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Cross-linked, 1.0-2.0 μm |
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WHM-S053 | Creative Diagnostics | 10 mL | 596.16 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Cross-linked, 3.0-6.0 μm |
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WHM-S054 | Creative Diagnostics | 10 mL | 596.16 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent UV, 7.0-7.9 μm |
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WHM-S159 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Cross-linked, 18.0-22.9 µm |
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WHM-S208 | Creative Diagnostics | 10 ml | 740 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Cross-linked, 25.0-37.0 µm |
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WHM-S209 | Creative Diagnostics | 10 ml | 740 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Cross-linked, 90.0-120.0 µm |
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WHM-S210 | Creative Diagnostics | 10 ml | 880 EUR |
Absolute Mag Carboxyl & Amine Magnetic Particles, Dextran Coated, 30 nm |
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WHM-P014 | Creative Diagnostics | 2 mL | 1501.2 EUR |
Fluorescent Carboxyl Magnetic Particles, , Nile Red, 1%w/v, 0.2-0.39µm, 2mL |
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FCM-02556-2 | Spherotech | 2 mL | 185 EUR |
Fluorescent Carboxyl Magnetic Particles, , Nile Red, 1%w/v, 0.4-0.69µm, 2mL |
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FCM-0556-2 | Spherotech | 2 mL | 185 EUR |
Fluorescent Carboxyl Magnetic Particles, Nile Red, 1%w/v, 0.7-0.9µm, 2mL |
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FCM-0856-2 | Spherotech | 2 mL | 185 EUR |
Fluorescent Carboxyl Magnetic Particles, Nile Red, 1%w/v, 1.0-1.4µm, 2mL |
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FCM-1056-2 | Spherotech | 2 mL | 175 EUR |
Fluorescent Carboxyl Magnetic Particles, Sky Blue, 1%w/v, 1.0-1.4µm, 2mL |
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FCM-1070-2 | Spherotech | 2 mL | 175 EUR |
Fluorescent Carboxyl Magnetic Particles, Sky Blue, 1%w/v, 2.0-2.9µm, 2mL |
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FCM-2070-2 | Spherotech | 2 mL | 220 EUR |
Fluorescent Carboxyl Magnetic Particles, Nile Red, 1%w/v, 4.0-4.9µm, 2mL |
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FCM-4056-2 | Spherotech | 2 mL | 220 EUR |
Fluorescent Carboxyl Magnetic Particles, PAK Blue, 0.1%w/v, 7.0-7.9µm, 2mL |
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FCM-7067-2 | Spherotech | 2 mL | 185 EUR |
Fluorescent Carboxyl Magnetic Particles, Nile Red, 1%w/v, 8.0-9.9µm, 2mL |
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FCM-8056-2 | Spherotech | 2 mL | 235 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Pink, 1.0-1.4 μm |
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WHM-S147 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Blue, 1.0-1.4 μm |
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WHM-S148 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Pink, 2.0-2.4 μm |
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WHM-S152 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Pink, 4.0-5.0 μm |
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WHM-S157 | Creative Diagnostics | 2 mL | 673.92 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Pink, 8.0-9.9 μm |
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WHM-S163 | Creative Diagnostics | 2 mL | 673.92 EUR |
Absolute Mag™ Carboxyl Magnetic Polystyrene Particles, 1.0 μm |
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WHM-B024 | Creative Diagnostics | 5 ml | 688 EUR |
Absolute Mag™ Carboxyl Magnetic Polystyrene Particles, 5.0 μm |
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WHM-B038 | Creative Diagnostics | 5 ml | 688 EUR |
Absolute Mag™ Carboxyl Magnetic Polystyrene Particles, 2.0 μm |
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WHM-B040 | Creative Diagnostics | 5 ml | 688 EUR |
Absolute Mag™ Carboxyl Magnetic Polystyrene Particles, 2.8 μm |
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WHM-B042 | Creative Diagnostics | 5 ml | 688 EUR |
Absolute Mag™ Carboxyl Magnetic Poly(lactic acid) Particles, 100 µm |
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WHM-G174 | Creative Diagnostics | 10 mL | 660 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Yellow, 0.7-0.9 μm |
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WHM-S143 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Yellow, 1.0-1.4 μm |
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WHM-S145 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Yellow, 2.0-2.4 μm |
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WHM-S151 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Purple, 2.0-2.4 μm |
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WHM-S153 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Yellow, 4.0-4.9 μm |
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WHM-S155 | Creative Diagnostics | 2 mL | 673.92 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Yellow, 5.0-5.9 μm |
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WHM-S158 | Creative Diagnostics | 2 mL | 673.92 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Yellow, 8.0-9.9 μm |
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WHM-S161 | Creative Diagnostics | 2 mL | 673.92 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Yellow, 10.0-14.0 μm |
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WHM-S164 | Creative Diagnostics | 2 mL | 673.92 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Yellow, 18.0-24.9 μm |
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WHM-S165 | Creative Diagnostics | 2 mL | 734.4 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Yellow, 44.0-52.9 μm |
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WHM-S166 | Creative Diagnostics | 2 mL | 777.6 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Yellow, 90-105 μm |
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WHM-S167 | Creative Diagnostics | 2 mL | 777.6 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Yellow, 180-210 μm |
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WHM-S168 | Creative Diagnostics | 2 mL | 777.6 EUR |
Fluorescent Carboxyl Magnetic Particles, Light Yellow, 1%w/v, 1.0-1.4µm, 2mL |
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FCM-1045-2 | Spherotech | 2 mL | 175 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Nile Red, 0.2-0.39 μm |
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WHM-S140 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Nile Red, 0.4-0.69 μm |
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WHM-S142 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Nile Red, 0.7-0.9 μm |
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WHM-S144 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Nile Red, 1.0-1.4 μm |
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WHM-S146 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Sky Blue, 1.0-1.4 μm |
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WHM-S149 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Sky Blue, 2.0-2.4 μm |
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WHM-S154 | Creative Diagnostics | 2 mL | 673.92 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Nile Red, 4.0-4.9 μm |
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WHM-S156 | Creative Diagnostics | 2 mL | 673.92 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent PAK Blue, 7.0-7.9 μm |
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WHM-S160 | Creative Diagnostics | 2 mL | 604.8 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Fluorescent Nile Red, 8.0-9.9 μm |
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WHM-S162 | Creative Diagnostics | 2 mL | 673.92 EUR |
Absolute Mag™ Carboxyl Magnetic Particles, Cross-linked, Ferromagnetic |
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WHM-S007 | Creative Diagnostics | 10 mL | 596.16 EUR |