21408 Results for: "Certified Reference Materials, Rocklabs"

Sort By

« ‹ 2 3 4 › »

Accessories for the electrolysis apparatus (HECH)

Supplier: GLASWARENFABRIK KARL HECHT

Educational Materials, Accessories, Application: Physics, Water decomposer, only the glass details

Expand 3 Items

VWR®, Deltamethrin, Certified Reference Material

Supplier: VWR Chemicals

Pesticides are usually chemical or biological substances that are used to prevent, destroy or mitigate any pests. Pesticides are released into the environemnet in order to eliminate these pests, but residues from these toxic chemicals also end up in the air, water, and even in food.

Expand 1 Items

VWR®, α-Endosulfan Certified Reference Material

Supplier: VWR Chemicals

Organic Standard, α-Endosulfan Certified Reference Material, Pack type: Glass ampoule

Expand 1 Items

Saccharomyces cerevisiae NCPF 3191 Lenticule® discs, 500-50000 CFU, for microbiology, certified reference material

Supplier: Merck

Certified Reference Microorganisms

Expand 1 Items

VWR®, UV/Visible standards

Supplier: VWR Chemicals

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

Expand 7 Items

VWR®, Colour standard solutions ASTM

Supplier: VWR Chemicals

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

Expand 7 Items

VWR®, Holmium perchlorate standard solution for wavelength calibration of spectophotometers, Reag. Ph. Eur

Supplier: VWR Chemicals

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

Expand 2 Items

Nutrients C/V Sample 2, (CRM), Supelco®

Supplier: Merck

Nutrients C/V Sample 2, Supelco®, Certified reference material, : N/A

Expand 1 Items

Nutrients C/V Sample 1, (CRM), Supelco®

Supplier: Merck

Nutrients C/V Sample 1, Supelco®, Certified reference material, : N/A

Expand 1 Items

PAHs by HPLC, (CRM), Supelco®

Supplier: Merck

PAHs by HPLC, Supelco®, Certified reference material, : N/A

Expand 1 Items

Residue Sample 2, (CRM), Supelco®

Supplier: Merck

Residue Sample 2, Supelco®, Certified reference material, : N/A

Expand 1 Items

TSS in Seawater, (CRM), Supelco®

Supplier: Merck

TSS in Seawater, Supelco®, Certified reference material, : N/A

Expand 1 Items

Formaldehyde in Water, (CRM), Supelco®

Supplier: Merck

Formaldehyde in Water, Supelco®, Certified reference material, : N/A

Expand 1 Items

VWR®, Density Standards, Certified Reference Materials, Referenced at 20 °C

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.

Expand 7 Items

Staphylococcus aureus NCTC 6571 Lenticule® discs, 30-120 CFU, for microbiology, certified reference material

Supplier: Merck

Certified Reference Microorganisms

Expand 1 Items

VWR®, Density Standards, Certified Reference Materials, Referenced at 25 °C

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.

Expand 2 Items

Spectroquant reference standard for Picco, Move and Multy colorimeters, Supelco®

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.