55908 Résultats pour : "Certified Reference Materials, KLEN"

Supplier: Merck

Base/Neutrals 1 - 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

VOC Calibration Verification, Supelco®, Certified reference material, : N/A

Supplier: Merck

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

Supplier: Merck

Certified Reference Microorganisms

Supplier: Merck

Demand - Constant Value, Supelco®, Certified reference material, : N/A

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.

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.

Supplier: Merck

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

Supplier: Merck

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

Supplier: Merck

Diethofencarb may be used as certified reference material for the following:

Supplier: Merck

Residual Chlorine - Constant Value, Supelco®, Certified reference material, : N/A

Supplier: Merck

Hardness/TSS - Whole Volume, 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

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

Supplier: Merck

Certified Reference Microorganisms

Supplier: Merck

Certified Reference Microorganisms

Supplier: Merck

Organic Standard, Zearalenone solution, Ampoule of 1 ml

Supplier: Merck

Étalon de turbidité, Turbidity - QC, Type: Formazine

Supplier: Merck

Étalon de turbidité, Turbidity - WP, Type: Formazine, Ampoule

Supplier: Merck

Residue (Whole-Volume) - WP, Supelco®, Certified reference material, : N/A

Supplier: Merck

Corrosivity/Sodium - Whole Volume, Supelco®, Certified reference material, : N/A

Supplier: Merck

Organic Standard, Paraxanthine solution, ampoule of 1 ml

Supplier: Merck

Residual Free Chlorine (RFC), Supelco®, Certified reference material

Supplier: Merck

Pesticides - Loam 1, Supelco®, Certified reference material, : N/A, Pkg of 50 g

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

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

Supplier: Merck

PAH - Sediment 1, Supelco®, Certified reference material, : N/A, Pkg of 50 g