2453 Results for: "MACHEREY-NAGEL"

Supplier: MACHEREY-NAGEL

Photometric test kits for the determination of phosphates (ortho); phosphates (total) in water samples.

Supplier: MACHEREY-NAGEL

Methylation with TMSH is recommended for free acids, chlorophenoxycarboxylic acids, their salts and derivatives as well as for phenols and chlorophenols. Lipids or triglycerides can be converted to the corresponding fatty acid methyl esters (FAMEs) by a simple transesterification.

Supplier: MACHEREY-NAGEL

QUANTOFIX® test strips meet all requirements of a modern rapid test. The colour of the reactive pad changes depending on the concentration of an analyte in the sample. The evaluation is usually carried out visually by comparison of the reaction colour with a multi-stage colour scale. These test strips are immediately ready-to-use. They do not require additional accessories. The test strips are intended for single use, maintenance or calibration are not required.

Supplier: MACHEREY-NAGEL

These quantitative filter papers are made from refined pulp and linters. They are purified in a highly developed clean-up process to remove organic and inorganic impurities. This ensures a low ash content of <0,01 %. They are consistent performance and give safe results in gravimetric analyses.

Supplier: MACHEREY-NAGEL

This paper is especially used in water treatment facilities for example for the determination of suspended solids.

Supplier: MACHEREY-NAGEL

Reagents for the determination of hardness in water samples.

Supplier: MACHEREY-NAGEL

Reagents for the determination of pH in water samples.

Supplier: MACHEREY-NAGEL

Reagents for the determination of nitrite in water samples.

Supplier: MACHEREY-NAGEL

Unmodified standard silica layers for TLC.

Supplier: MACHEREY-NAGEL

CHROMABOND® Flash DL cartridges (empty columns) can be used to pack individual adsorbents.

Supplier: MACHEREY-NAGEL

The MN 85/90 grade is the most widely used, general purpose glass fiber filter with very good mechanical stability. The filter contains an organic binder.

Supplier: MACHEREY-NAGEL

MN 617 is a fast filter paper with excellent retention of coarse particles and gelatinous precipitates. This soft filter paper is used for example in routine clean up of biological or organic solutions.

Supplier: MACHEREY-NAGEL

QUANTOFIX® test strips meet all requirements of a modern rapid test. The colour of the reactive pad changes depending on the concentration of an analyte in the sample. The evaluation is usually carried out visually by comparison of the reaction colour with a multi-stage colour scale. These test strips are immediately ready-to-use. They do not require additional accessories. The test strips are intended for single use, maintenance or calibration are not required.

Supplier: MACHEREY-NAGEL

Photometric test kit for the determination of ozone; chlorine (total) and chlorine (free) in water samples.

Supplier: MACHEREY-NAGEL

These test papers allow quick and easy detection of hydrogen sulphide. This gas occurs in the processing of raw oil. It is toxic even in low concentrations. Therefore, critical points are carefully checked. Sulphide containing solutions also give a positive reaction.

Supplier: MACHEREY-NAGEL

Very thin and soft filtration paper for cleaning optical glasses and cuvettes.

Supplier: MACHEREY-NAGEL

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

Supplier: MACHEREY-NAGEL

QUANTOFIX® test strips meet all requirements of a modern rapid test. The colour of the reactive pad changes depending on the concentration of an analyte in the sample. The evaluation is usually carried out visually by comparison of the reaction colour with a multi-stage color scale. The test strips are intended for single use, maintenance or calibration are not required.

Supplier: MACHEREY-NAGEL

Ready-to-use crimp caps with assembled septa and plain crimp caps are available for the crimp neck vials.

Supplier: MACHEREY-NAGEL

QUANTOFIX® test strips meet all requirements of a modern rapid test. The colour of the reactive pad changes depending on the concentration of an analyte in the sample. The evaluation is usually carried out visually by comparison of the reaction colour with a multi-stage colour scale. These test strips are immediately ready-to-use. They do not require additional accessories. The test strips are intended for single use, maintenance or calibration are not required.

Supplier: MACHEREY-NAGEL

AQUADUR® test strips are for the quick and easy determination of water hardness. The convenient dip and read procedure and the clear colour changes ensure reliable results within seconds.

Supplier: MACHEREY-NAGEL

MN GF-5 is a binder-free glass fibre filter paper with excellent retention of fine particles. It is often used in combination with membranes to protect the membrane from clogging.

Supplier: MACHEREY-NAGEL

Reagents for the determination of copper in water samples.

Supplier: MACHEREY-NAGEL

Reagents for the determination of DEHA in water samples.

Supplier: MACHEREY-NAGEL

Reagents for the determination of ammonia in water samples.

Supplier: MACHEREY-NAGEL

These screw neck vials are used for large volume samples in HPLC.

Supplier: MACHEREY-NAGEL

This glass wool can be used for GC liners, packed GC columns etc.

Supplier: MACHEREY-NAGEL

QUANTOFIX® test strips meet all requirements of a modern rapid test. The colour of the reactive pad changes depending on the concentration of an analyte in the sample. The evaluation is usually carried out visually by comparison of the reaction colour with a multi-stage colour scale. The test strips are intended for single use, maintenance or calibration are not required.

Supplier: MACHEREY-NAGEL

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

Supplier: MACHEREY-NAGEL

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