21352 Results for: "Certified Reference Materials, Rocklabs"

Supplier: Merck

Colour standard, Color-WP, Supelco®

Supplier: Merck

For spectrophotometer calibration according to Ph. Eur.

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: Lovibond Tintometer

For routine calibration of colorimeters and verification of test data.

Supplier: VARIAN

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: Agilent

Accessory for Colour measurement, OQ/PV hardware kit for UV-VIS. Includes 2 flow cells, cell passivating fluid, tubing kit, MCT adjustment hook, temperature sensor support, syringes, OQ/PV manual

Supplier: Merck

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

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: HELLMA

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

Supplier: VWR Chemicals

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

Supplier: VWR Chemicals

Bandwidth standards.

Supplier: MACRON AVANTOR BRAND

Corrosive.

Supplier: Thermo Fisher Scientific

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

Supplier: Merck

Standard solutions are used for the calibration of spectrophotometers.

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

Colour standard, 500 Pt-Co, Supelco®

Supplier: Merck

Color Reference Solutions BY7, Supelco®

Supplier: Merck

The kit contains set of brown(83951), yellow (83883), red (87448), greenish-yellow (82995), and brownish-yellow (86293) colour reference standards. 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

Certified Reference Microorganisms

Supplier: VWR Chemicals

A set for linearity check of the absorbance of spectrophotometers.

Supplier: Merck

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

Supplier: Merck

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

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: Merck

Colour reference table for solids.

Supplier: Merck

Spectroquant® CombiCheck solutions are ready to use multi-parameter standards for the range of applications of Spectroquant® test system. Each pack contains a standard solution and a spiking solution. Both solutions can be used for quality assurance as they are, without dilution.

Supplier: Merck

Color Reference Solution acc. to APHA, Supelco®, Ampoule, Pk Info: Set of 20 × 10 ml 20 standard solutions

Supplier: Merck

The kit contains a set of nine brown colour reference standards (identified sequentially from B1 to B9) and a 1% 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

The kit contains set of brown(92936), yellow (83967), red (95872), greenish-yellow (90269), and brownish-yellow (72666) colour reference standards. 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.).