21283 Results for: "Certified Reference Materials, Rocklabs"

Supplier: Merck

PAH Mix 3, Supelco®, Certified reference material, in methylene chloride: methanol (1:1) (varied), : N/A

Supplier: Apollo Scientific

Standard for spectrophotometer calibration, SpectraSynQ 2121, Bottle

Supplier: Merck

Organic Standard, Paraxanthine solution, ampoule of 1 ml

Supplier: Merck

Certified Reference Microorganisms

Supplier: Merck

Certified Reference Microorganisms

Supplier: VWR Chemicals

VWR® ISO 17025 / ISO 17034 dual certified density standards are for the verification of instruments used to measure density of materials which are fluid at the desired test temperature within the range of 40 to 150 °C.

Supplier: Merck

TCLP Metals in Soil, Supelco®, Certified reference material, : N/A

Supplier: Merck

Chromium VI in Soil, Supelco®, Certified reference material, : N/A

Supplier: Merck

Trace Metals (Dissolved) - 1, Supelco®, Certified reference material, : N/A

Supplier: Merck

Trace Metals 2-WP, Supelco®, Certified reference material, : N/A

Supplier: Merck

Sulphite in water, Supelco®, Application: UV/Visible

Supplier: Merck

RRO standard, Supelco®, 1000 µg/ml in methylene chloride

Supplier: VWR Chemicals

Organic Standard, Propyzamide neat Certified Reference Material, Pack type: Glass ampoule

Supplier: VWR Chemicals

Sulphur CRMs are suitable for calibration, verification, or for use in quality control procedures used for analysing sulphur content in petroleum products.

Supplier: Merck

Chlorinated Pesticides in Soil, Supelco®, Certified reference material, : N/A

Supplier: Merck

Dioxin and Furans in Soil, Supelco®, Certified reference material, : N/A

Supplier: VWR Chemicals

Refractive index Certified Reference Materials (CRMs) are ideal for verification and calibration of temperature controlled refractometers, with each CRM providing certified values for refractive index measurements at 20, 25 and 30 °C.

Supplier: Merck

Chemizorb® Hg is an all-inclusive set of reagents and auxiliaries for the safe and complete removal of drops of mercury and of traces of elemental mercury.

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: LGC Standards PROMOCHEM

ASTM 7 colour standard, single solution

Supplier: Merck

Base/Neutrals 1 - WP, Supelco®, Certified reference material, : N/A

Supplier: Merck

Chemizorb granules is a coarse grained material based on chemically-inert porous minerals or synthetic co-polymers (grain size over 1 mm (95%), bulk density of 400 kg/m³).

Supplier: Merck

Nitrosamines/Nitroaromatics - WP, Supelco®, Certified reference material, : N/A

Supplier: Merck

Dissolved Oxygen - WP, Supelco®, Certified reference material, : N/A

Supplier: Merck

Total Cyanide-WP, Supelco®, Certified reference material, : N/A

Supplier: Merck

Anionic Surfactant - WP, Supelco®, Certified reference material, : N/A

Supplier: Merck

This certified reference material is useful for determining relative retention times and approximating response factors.

Supplier: Merck

Chromium VI - Soil, Supelco®, Certified reference material, : N/A

Supplier: Merck

Volatile Residue - WP, Supelco®, Certified reference material, : N/A

Supplier: Merck

Settleable Solids - WP, Supelco®, Certified reference material, : N/A