You searched for: Colour Reference and Spectroscopy Standards

Supplier: VWR Chemicals

Bandwidth standards.

Supplier: MACRON AVANTOR BRAND

Corrosive.

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

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

Supplier: VWR Chemicals

A set for linearity check of the absorbance of spectrophotometers.

Supplier: Merck

Colour reference table for solids.

Supplier: VWR Chemicals

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

Supplier: VWR Chemicals

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

Supplier: VWR Chemicals

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

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: Merck

Color Reference Solutions BY7, Supelco®

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

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

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: Merck

Colour standard, 500 Pt-Co, Supelco®

Supplier: Merck

Colour standard, Color-WP, Supelco®

Supplier: Merck

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

Supplier: Merck

For spectrophotometer calibration according to Ph. Eur.

Supplier: Merck

Color Reference Solution acc. to APHA, Supelco®, Ampoule, Pk Info: Set of 20 × 2 ml 20 standard solutions

Supplier: Merck

Standard solutions are used for the calibration of spectrophotometers.

Supplier: Merck

Check solutions (4x6 cells) and reference solutions (4 cells ) for checking the volume of pipettes Spectroquant®, Spectroquant®

Supplier: Merck

A reference standard for chlorine, chlorine dioxide and ozone, that is designed to reassure the user about the accuracy and reliability of the results from the Picco and Multy colorimeters.

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: Merck

The colour reference solution can be used in visual comparison or as part of a calibration of colorimeters and spectrophotometer for colour comparison. The solution can be used to prepare reference solution with different Hazen values.

Supplier: Merck

Designed to reassure the user about the accuracy and the reliability of Spectroquant® Multy and Spectroquant® Move 100 colorimeters.

Supplier: Merck

Standard solutions are particularly used for calibrating the absorbance of spectrophotometers.

Supplier: Merck

The kit contains a set of seven brownish yellow colour reference standards (identified sequentially from BY1 to BY7) and a 3.7% hydrogen chloride solution in water. The solutions are produced from three primary metal salt solutions of ferric(III) chloride, cobalt(II) chloride, and copper(II) sulfate pentahydrate, in accordance with chapter 2.2.2 ′Degree of colouration of liquids′ of the European Pharmacopoeia (Ph. Eur.).

Supplier: Merck

Color Reference Solutions acc. to USP, analytical standard, Supelco®, Pk Info: Set of 20 x 2 ml (20 standard solution)