2452 Results for: "MACHEREY-NAGEL"

Quartz fibre filters

Supplier: MACHEREY-NAGEL

Quartz fibre filters feature an extremely low content of metal traces recommended for the analysis of air-borne particles.

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Capillary columns, PERMABOND® FFAP

Supplier: MACHEREY-NAGEL

Polar GC phase.

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Capillary columns, OPTIMA® 1701

Supplier: MACHEREY-NAGEL

Medium polar GC phase.

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SPE columns, PAH analysis, CHROMABOND® NH₂/C₁₈

Supplier: MACHEREY-NAGEL

CHROMABOND® NH2/C18 is a combination phase for SPE analysis of PAHs from water containing humic acids.

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HPLC columns, NUCLEOSIL® C18 AB

Supplier: MACHEREY-NAGEL

NUCLEOSIL® C18 AB is a specially crosslinked octadecyl modified silica phase for HPLC.

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HPLC columns, NUCLEOSIL® C18 HD

Supplier: MACHEREY-NAGEL

NUCLEOSIL® C18 HD is an octadecyl modified silica phase with a high density coverage, using for HPLC.

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HPLC columns, NUCLEOSIL® N(CH₃)₂

Supplier: MACHEREY-NAGEL

NUCLEOSIL® N(CH₃)₂ is a dimethylamino (DMA) modified silica phases for HPLC.

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Capillary columns, OPTIMA® WAX

Supplier: MACHEREY-NAGEL

Polar GC phase.

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Flash chromatography cartridges, CHROMABOND® Flash RS

Supplier: MACHEREY-NAGEL

These ready-to-use Flash cartridges are designed for use in the Teledyne Isco® Companion® and other Teledyne Isco® CombiFlash® systems without additional connectors or capillaries or as stand-alone version for any pump/detector combinations.

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SPE columns, drugs of abuse analysis, CHROMABOND® Drug

Supplier: MACHEREY-NAGEL

CHROMABOND® Drug is a special silica phase for the SPE enrichment of drugs of abuse from urine or plasma.

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Capillary columns, PERMABOND® CW 20 M

Supplier: MACHEREY-NAGEL

Polar GC phase.

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Septa for screw caps, N 8

Supplier: MACHEREY-NAGEL

Septa, Silicone white/PTFE red, Hardness: 45° shore A, Thickness: 1,3 mm, Ø: 8 mm

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Colorimetric rapid tests, hydrazine, VISOCOLOR® ECO

Supplier: MACHEREY-NAGEL

Colorimetric determination of hydrazine by DIN method: In acidic solution hydrazine reacts with 4-dimethylaminobenzaldehyde to form a yellow/orange colored compound. (Reaction basis according to DIN 38413-P1)

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Colorimetric rapid tests, cyanide, VISOCOLOR®

Supplier: MACHEREY-NAGEL

The VISOCOLOR® testkits are devided into VISOCOLOR® alpha, ECO and HE. Every product range offering its specific strenght to provide a tailored test for each and every user and application.

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Accessories for gas chromatography

Supplier: MACHEREY-NAGEL

PTFE tape for scaling, reels 12 m long, 12 mm wide, 0,1 mm thick

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NANOCOLOR® Photometric Tube Tests Kits for Formaldehyde

Supplier: MACHEREY-NAGEL

Photometric test kits for the determination of formaldehyde in water samples.

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HPTLC plates, silica gel 60, unmodified layers, Nano-DURASIL

Supplier: MACHEREY-NAGEL

These unmodified HPTLC silica layers are available as glass plates with or without fluorescent indicator. The narrow fractionation of the silica particles features sharper separations, shorter developing times, and an increased detection sensitivity compared to DURASIL plates.

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TLC introductory kit, Micro Set A

Supplier: MACHEREY-NAGEL

An ideal introductory kit for the science education sector. The kit contains all the the chemicals, plates and accessories for students to perform separations of dyes including: anthaquinone dye mixtures, lipophilic dye mixtures and food dye mixtures. The TLC plates are polyester sheet based with either silica, cellulose or alumina as coating.

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NANOCOLOR® Photometric Tube Tests, AOX

Supplier: MACHEREY-NAGEL

Photometric test kit for the determination of AOX in water samples.

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NANOCOLOR® Photometric Tube Test Kit for Chlorine Dioxide

Supplier: MACHEREY-NAGEL

Photometric test kit for the determination of chlorine dioxide in water samples.

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HPTLC plates, nano silica gel 60, unmodified layers, with concentrating zone, Nano-SILGUR

Supplier: MACHEREY-NAGEL

Unmodified HPTLC silica layers with concentrating zone for HPTLC.

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HPTLC plates, nano silica gel 60, modified layers, Nano-SIL DIOL

Supplier: MACHEREY-NAGEL

Diol-modified HPTLC silica layers available as glass plate with fluorescent indicator. Recommended for steroids, pesticides and plant constituents;
for critical separations an alternative to silica, since it is less sensitive to the water content of the environment; leads to more reproducible results compared to silica.

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SPE columns, CHROMABOND® OH (Diol)

Supplier: MACHEREY-NAGEL

CHROMABOND® OH is a diol modified silica phase for SPE.

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SPE columns, CHROMABOND® CN

Supplier: MACHEREY-NAGEL

CHROMABOND® CN is a cyanopropyl modified silica phase for solid phase extraction.

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Springs for inserts

Supplier: MACHEREY-NAGEL

Metal spring for 6×40 mm conical inserts, Metal

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Titrimetric and colorimetric rapid tests, oxygen, VISOCOLOR®

Supplier: MACHEREY-NAGEL

The VISOCOLOR® testkits are devided into VISOCOLOR® alpha, ECO and HE. Every product range offering its specific strenght to provide a tailored test for each and every user and application.