2945 Résultats pour : "MACHEREY-NAGEL"

Supplier: MACHEREY-NAGEL

CHROMABOND® QuEChERS mixes with special diamino silica phase are suitable for determination of pesticides in food samples. These remove polar compounds (organic acids, pigments, sugars) from matrices like fruit or vegetables.

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

The VISOCOLOR® soil case with PF-3 soil is the perfect tool for reliable and simple determination of soil samples.

Supplier: MACHEREY-NAGEL

The test paper can be used for the rapid detection of Ammonium ions as well as for gaseous Ammonia. The white paper turns brownish-yellow in the presence of Ammonium ions or NH₃.

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. Proven technology makes testing reliable and accurate, thus providing a safe environment for patients.

Supplier: MACHEREY-NAGEL

NUCLEODUR® Phenyl-Hexyl is a phenyl-hexyl modified silica phase with multi-endcapping for HPLC.

Supplier: MACHEREY-NAGEL

Nonpolar GC phase with ultra-low bleeding.

Supplier: MACHEREY-NAGEL

Unmodified standard silica layers with "High Definition" properties for TLC.

Supplier: MACHEREY-NAGEL

These filtration cartridges are used for sample clarification under vacuum (e.g., using the CHROMABOND® vacuum manifold or SPE automation systems) or by gravity. By using CHROMAFIL® filtration cartridges with their specific membranes unwanted particles are removed which can otherwise cause contamination and clogging of sensitive instrumentation.

Supplier: MACHEREY-NAGEL

CHROMABOND® SiOH-H₂SO₄/SA is a combination phase for SPE analysis of PCBs.

Supplier: MACHEREY-NAGEL

This crimp neck vial has a usable volume of 2 ml.

Supplier: MACHEREY-NAGEL

These glass plates with a special layer are used for TLC enantiomer separations (e.g. amino acids, thiazolidine derivatives, dipeptides, lactones, α-hydroxycarboxylic acids).

Supplier: MACHEREY-NAGEL

Native fibrous cellulose, purified grade (washed with different eluents) with average degree of polymerization 620–680.
Grade MN 2100ff is a defatted cellulose MN 2100 with a dichloromethane extract <0.02%.

Supplier: MACHEREY-NAGEL

CHROMABOND® PTS and CHROMABOND® PTL columns are designed for the separation of a two-phase mixture without a separation funnel.

Supplier: MACHEREY-NAGEL

Medium polar GC phase.

Supplier: MACHEREY-NAGEL

Medium polar GC phase.

Supplier: MACHEREY-NAGEL

Medium polar GC phases with autoselectivity.

Supplier: MACHEREY-NAGEL

Photometric test kit for the determination of sulphide 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 colour scale. The test strips are intended for single use, maintenance or calibration are not required.

Supplier: MACHEREY-NAGEL

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

Supplier: MACHEREY-NAGEL

Photometric test kit for the determination of carbonate hardness in water samples.

Supplier: MACHEREY-NAGEL

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

Supplier: MACHEREY-NAGEL

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

Supplier: MACHEREY-NAGEL

Reagents for the determination of fluoride in water samples.

Supplier: MACHEREY-NAGEL

Rubber stopper, Bromobutyl red, 45° shore A hardness

Supplier: MACHEREY-NAGEL

The test paper allows the quick and easy detection of silver ions. These cause red-violet spots on a salmon background. The leaflet describes a method to eliminate interferences of Hg, Cu, Au, Pt and Pd.

Supplier: MACHEREY-NAGEL

NUCLEODUR® Sphinx RP is a bifunctional RP phase with a balanced ratio of propylphenyl and C18 ligands, using in HPLC.

Supplier: MACHEREY-NAGEL

Made from glass micro fibers without binder.

Supplier: MACHEREY-NAGEL

MN 640 we is the fastest quantitative filter paper with highest flow rate for general laboratory filtration. It is used for example in analytical procedures of samples with coarse or gelatinous particles.

Supplier: MACHEREY-NAGEL

Wet-strengthened analytical filter papers are made of refined pulp and linters and feature a content of α-cellulose of more than 95%. The smooth surface of these papers allows fibre-free filtration.