You searched for: Environmental Analysis Standards

Supplier: Merck

EPA TCL Base/Neutrals Mix 1, Supelco®, Certified reference material, 2000 mug/mL each component in methylene chloride, : N/A

Supplier: LGC Standards PROMOCHEM

NIST-1646A, estuarine sediment - metals, : N/A

Supplier: Merck

SS TCL Polynuclear Aromatic Hydrocarbons Mix, Supelco®, Certified reference material, 2000 mug/mL each component in methylene chloride: benzene (1:1), : N/A

Supplier: Merck

Semivolatile Base/Neutrals Surrogate Spike Mix, Supelco®, Certified reference material, 5000 mug/mL each component in methylene chloride, : N/A

Supplier: Merck

Minerals, Supelco®, Certified reference material, : N/A

Supplier: LGC Standards PROMOCHEM

This standard reference material is intended for use as an isotopic reference material for the calibration of mass spectrometers. The material consists of highly purified boric acid of high homogeneity.

Supplier: Merck

EPA 610-N PAH Kit, Supelco®, Analytical standard, : N/A

Supplier: Merck

VOCs - Sandy Loam 1, Supelco®, : N/A, Pkg of 25 g

Supplier: LGC Standards PROMOCHEM

This standard reference material is intended to facilitate the development of chemical methods of analysis for trace elements.

Supplier: LGC Standards PROMOCHEM

These are intended primarily for the evaluation and calibration of methods for analysis of cements and materials of similar matrix.

Supplier: Merck

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

Supplier: LGC Standards PROMOCHEM

This standard solution is intended for use as a calibration standard for total kjeldahl nitrogen (TKN).

Supplier: CUSTOM MADE CHEMICALS LAB

Chemical oxygen demand COD 50 mg/L calibration standard, : N/A, Calibration standard

Supplier: LGC Standards PROMOCHEM

This solution is intended for use as a quality control check for methods related to hexavalent chromium.

Supplier: LGC Standards PROMOCHEM

This solution is intended for use as a quality control check for methods related to total phenolics.

Supplier: Merck

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

Supplier: Merck

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

Supplier: LGC Standards PROMOCHEM

This reference standards are intended to use in the determination of trace elements in fresh water. The solution contains nitric acid at a volume fraction of approximately 2%, equivalent to an amount of substance concentration (molarity) of approximately 0,32 mol/l and also it simulates the elemental composition of fresh water.

Supplier: LGC Standards PROMOCHEM

This standard material is intended to use in validating analytical methods and in calibrating instruments used in the analysis of phosphate rock, fertilisers and similar materials.

Supplier: Merck

EPA VOC Mix 6, Supelco®, Analytical standard, 2000 mug/mL each component in methanol, : N/A

Supplier: LGC Standards PROMOCHEM

This material is designed for use as a quality control check for EPA method 1664. This standard is prepared in solvent n-propanol but not preserved.

Supplier: Merck

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

Supplier: Merck

Particulate Matter in Impinger Solution, Supelco®, Proficiency Testing Material, : N/A

Supplier: Merck

Trace Metals - Powdered Paint 1, Supelco®, Certified reference material, : N/A, Pkg of 20 g

Supplier: Merck

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

Supplier: Merck

Nitroaromatics/Nitrosamine - Loamy Sand 1, Supelco®, Certified reference material, : N/A, Pkg of 10 g

Supplier: Merck

Trace Metals - Sewage Amended Soil, Supelco®, Certified reference material, : N/A, Pkg of 50 g

Supplier: Merck

EPA 8260A Surrogate Standards Mix, Supelco®, Certified reference material, 2000 mug/mL each component in methanol, : N/A

Supplier: Merck

Trace Metals 2 in Seawater - Whole Volume - WP, Supelco®, Proficiency Testing Material, : N/A

Supplier: LGC Standards PROMOCHEM

The standard solution is intended for use as a glucose-glutamic acid standard check solution for biochemical oxygen demand (BOD) in APHA Method 5210 B.