2267 Results for: "MACHEREY-NAGEL"

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HPLC columns, NUCLEODUR® C4 ec

Supplier: MACHEREY-NAGEL

NUCLEODUR® C4 ec is a medium density monomeric butyl modified silica phase for HPLC.

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Colorimetric rapid tests, silica, 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 vacuum manifold, CHROMABOND® MULTI 96

Supplier: MACHEREY-NAGEL

CHROMABOND®, 96-deep well collecting plate, PP, 96×2 ml, For: CHROMABOND® MULTI 96 vacuum manifold

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Test strips, dialysis, peroxides, DiaQuant®

Supplier: MACHEREY-NAGEL

The DiaQuant® product line is specifically designed for the dialysis environment to test rinse and feed water, as well as sufficient potency levels of disinfectant when storing dialysis equipment. All tests are simple and fast without any mixing or mess. Our proven technology makes testing reliable and accurate, thus providing a safe environment for your patients.

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Capillary columns, OPTIMA® 5 HT

Supplier: MACHEREY-NAGEL

Nonpolar silarylene GC phase with low bleeding and high temperature stability.

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NANOCOLOR® Photometric Tube Test Kits for Copper

Supplier: MACHEREY-NAGEL

A range of pre-dosed NANOCOLOR® tube tests for photometric determination of the copper in water.

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Capillary columns, OPTIMA® XLB

Supplier: MACHEREY-NAGEL

Nonpolar silarylene GC phase with low bleeding for envrionmental analysis.

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Accessories for NANOCOLOR® block heaters

Supplier: MACHEREY-NAGEL

Block Heater, Digital

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Extraction thimbles

Supplier: MACHEREY-NAGEL

Extraction thimbles, made of pure cellulose, standard quality. With or without lid available.

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SPE columns, AOX analysis, CHROMABOND® HR-P-AOX

Supplier: MACHEREY-NAGEL

CHROMABOND® HR-P-AOX is a special PS/DVB phase for the SPE enrichment of AOX from water.

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NANOCOLOR® Photometric Tube Test Kit for Starch

Supplier: MACHEREY-NAGEL

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

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Phase separating paper

Supplier: MACHEREY-NAGEL

These papers are made hydrophobic (impermeable to water) by impregnation with a silicone. With the aid of these filters, water can be separated from water-immiscible organic solvents in an elegant manner, by means of a simple filtration.

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Qualitative filter papers, grades MN 619 de and 619 de 1/4, circles and folded filters

Supplier: MACHEREY-NAGEL

MN 619 de is an extra dense filter paper for excellent clarification of cloudy suspensions. Maximum retention capacity in qualitative range for fine particle filtration e.g. in chemical analysis.

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Hardened quantitative filter papers, ashless wet-strengthened grades, MN 1640

Supplier: MACHEREY-NAGEL

These wet strengthened hard smooth filter papers are made of refined pulp and linters and have a low ash content. They are often used for quantitative routine procedures and for analytical gravimetric applications.

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Colorimetric rapid tests, chloride, 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.

Expand 4 Items

NANOCOLOR® Photometric Standard Test Kit for Chloride

Supplier: MACHEREY-NAGEL

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

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In-line filters, Valco

Supplier: MACHEREY-NAGEL

In-line filters for liquid chromatography.

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HPLC columns, biochemical analysis, NUCLEOGEL® RP

Supplier: MACHEREY-NAGEL

Polymer based reversed phase columns for biochemical applications.

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NANOCOLOR® Photometric Standard Test Kit for Nitrite

Supplier: MACHEREY-NAGEL

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

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Colorimetric rapid tests, potassium, VISOCOLOR® ECO

Supplier: MACHEREY-NAGEL

Determination of potassium by turbidity measurement.

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N-Methyl-bis-trifluoroacetamide acylation reagent, for GC derivatisation

Supplier: MACHEREY-NAGEL

This derivitisation reagent is recommended for alcohols, primary and secondary amines as well as for thiols under mild, neutral conditions. MBTFA also forms very volatile derivatives with carbohydrates.

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N-(tert-Butyldimethylsilyl)-N-methyltrifluoroacetamide (MTBSTFA) silylation reagent, for GC derivatisation

Supplier: MACHEREY-NAGEL

MBDSTFA is a silylation reagent that donates a tert-butyldimethylsilyl group (TBDMS) for derivatizing active hydrogen atoms in hydroxyl, carboxyl and thiol groups, primary and secondary amines as well as amino acids. Fast reactions (typically 5–20 min) with high yields (> 96 %). By-products are neutral and volatile.