You searched for: Colour Reference and Spectroscopy Standards

Supplier: Merck

Certipur® colour reference solutions are developed for ‘Method 1’ as described in chapter 2.2.2 of the European Pharmacopoeia.

Supplier: Merck

The kit contains a set of seven yellow colour reference standards (identified sequentially from Y1 to Y7) and a 1% hydrogen chloride solution in water. The solutions are produced from two primary metal salt solutions of ferric(III) chloride and cobalt(II) chloride, in accordance with chapter 2.2.2 ′Degree of colouration of liquids′ of the European Pharmacopoeia (Ph. Eur.).

Supplier: Hach

Calibration solutions for Lico spectral colorimeter.

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

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

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: 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: Thermo Fisher Scientific

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

Supplier: Thermo Fisher Scientific

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

Supplier: Lovibond Tintometer

For routine calibration of colorimeters and verification of test data.

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: 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: HELLMA

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

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: Agilent

These UV-Visible calibration standards and kits provide an inexpensive and time-saving solution for calibrating and qualifying UV-Vis instrumentation.

Supplier: Agilent

The chemical kits can be used with any UV-Vis system and consist of pre-prepraed solutions in sealed ampoules.

Supplier: CPACHEM

2×10 ml Potassium dichromate solution for absorbance control 235 - 350 nm and 6×10 ml

Supplier: LGC Standards PROMOCHEM

Colour standard solution Pt-Co, Pt-Co, 500 units colour

Supplier: LGC Standards PROMOCHEM

This product is intended for the calibration and/or verification of equipment used for the measurement of colour of liquid samples. This product may also be used for visual based methodology.

Supplier: LGC Standards PROMOCHEM

ASTM 7 colour standard, single solution

Supplier: Lovibond

Verification accuracy of photometers and validity of results.

Supplier: CPACHEM

The colour standard is specially intended for use in testing ChP and monographs. This solution was produced according to the specifications using ChP reagent quality components and water meeting the ChP monograph requirement for purified water.

Supplier: CPACHEM

Holmium oxide solution for wavelength control acc. 2.2.25 of Ph Eur