You searched for: Colour Reference and Spectroscopy Standards

Supplier: VWR Chemicals

Bandwidth standards.

Supplier: VWR Chemicals

Ready to use colour solutions according to Reag. Ph. Eur.

Supplier: MACRON AVANTOR BRAND

Corrosive.

Supplier: VWR Chemicals

Stray light standards packed in permanently sealed UV cuvettes or 100 ml amber bottle.

Supplier: VWR Chemicals

Ready to use colour solutions that are prepared gravimetrically on a weight/weight basis that are designed for grading the colour of similarly coloured liquids, such as resins, varnishes, lacquers, drying oils, fatty acids, lecithin's, sunflower and linseed oil.

Supplier: VWR Chemicals

Linearity standards packed in permanently sealed UV cuvettes or 100 ml amber bottles.

Supplier: VWR Chemicals

Ready to use colour solutions that are prepared gravimetrically on a weight/weight basis.

Supplier: VWR Chemicals

For spectrophotometer calibration according to European Pharmacopoeia (Ph. Eur.)

Supplier: VWR Chemicals

Standard for spectrophotometer calibration, Holmium perchlorate standard solution, Reag. Ph. Eur, VWR®

Supplier: VWR Chemicals

Ready to use colour solutions that are prepared gravimetrically on a weight/weight basis and are designed to measure the visual colour of water supplies.

Supplier: VWR Chemicals

A set for linearity check of the absorbance of spectrophotometers.

Supplier: VWR Chemicals

Complete range of reagents and standard solutions in Chapters 2 and 4 of the current European Pharmacopoeia.
All are manufactured and tested in compliance with the Ph. Eur. and are supplied with detailed Certificates of Analysis showing batch number, and expiry date.

Supplier: VWR Chemicals

Ready to use colour solutions that are prepared gravimetrically on a weight/weight basis.

Supplier: VWR Chemicals

These solutions are developed and produced according to chapter 2.2.2. 'Degree of colouration of liquids' of the European Pharmacopoeia. (brown, brown-yellow, green-yellow, red and yellow). These kits are ready to use, and are dedicated to help you save time and money because preparation of these solutions is very complex.

Supplier: VWR Chemicals

Wavelength standards (certified at 0,1; 0,2; 0,5; 1 and 2 nm slit widths) packed in six permanently sealed UV cuvettes or 100 ml amber bottles.

Supplier: Hach

Calibration solutions for Lico spectral colorimeter.

Supplier: Apollo Scientific

Standard for spectrophotometer calibration, SpectraSynQ 2121, Bottle

Supplier: Merck

The fluid sampling kit is a complete solution for field-based fluid collection and contamination analysis. The stainless steel sampler assembly plugs into a quick-release valve installed in the system line, which allows a measured quantity of liquid to pass through the monitor. A valved syringe serves as a pump to remove residual liquid from the monitor. Kit is compatible with our 37 mm contamination monitors and matched-weight monitors.

Supplier: Hach

For accuracy checks in colour determinations.

Supplier: Thermo Fisher Scientific

Ion calibration solution are mixtures of highly purified ionizable molecules specifically designed for negative mode calibration of ion trap and orbitrap instruments.

Supplier: Lovibond Tintometer

For routine calibration of colorimeters and verification of test data.

Supplier: Thermo Fisher Scientific

These colour reference standards can be used with UV-Vis spectroscopy.

Supplier: HELLMA

The Hellma® calibration standards comply with all necessary standards and regulations and thus offer the highest quality for recalibrating your spectrometer.

Supplier: Thermo Fisher Scientific

Positive ion calibration solutions are mixtures of highly purified ionisable molecules specifically designed for positive mode calibration of ion trap and orbitrap instruments.

Supplier: Thermo Fisher Scientific

Reserpine standard for LC-MS is a precise concentration of reserpine specifically designed for performance evaluation of mass spectrometers.

Supplier: HELLMA

The Hellma® calibration standards comply with all necessary standards and regulations and thus offer the highest quality for recalibrating your spectrometer.

Supplier: MICROSOLV

Wavelength calibration standard solution for UV-Vis detectors is composed of 4% Holmium oxide in 10% Perchloric acid.

Supplier: EKSIGENT

Standards chemical kit with low and high concentrations of polypropylene glycol polymers (PPGs).

Supplier: REAGECON

The products can be used to calibrate, control, qualify and validate colour measurement instruments.

Supplier: REAGECON

Colour reference solution Y (yellow) for testing the colour intensity acc. to Ph. Eur. Y1-Y7 Reag. Ph. Eur., Glass bottle