8326 Results for: "certificate+of+analysis"

Supplier: Merck

Test mixture 2 for apolar capillary columns according to Grob, Supelco®, for GC, ready-to-use, : N/A

Supplier: Merck

EPA 8270 Nitrosamines Mix, Supelco®, Certified reference material, 2000 mug/mL each component in methanol, : N/A

Supplier: VWR Chemicals

Potassium hydrogen phthalate solutions.

Supplier: Merck

Semivolatile Acids Surrogate Spike Mix, Supelco®, Certified reference material, 10000 mug/mL each component in methanol, : N/A

Supplier: Merck

EPA 8260 Internal Standards Mix, Supelco® TraceCERT®, Certified reference material, 2000 µg/ml each component in methanol, : N/A

Supplier: Merck

EPA 625 Semivolatile Calibration Mix, Supelco®, Analytical standard, 1000 mug/mL each component in methylene chloride: benzene (3:1), : N/A

Supplier: Merck

EPA 8270/Appendix IX Nitrosamines Mix, Supelco®, Certified reference material, 2000 mug/mL each component in methanol, : N/A

Supplier: VWR Chemicals

The reference standards are designed to check the accuracy and the reliability of the results. They are meant to provide reassurance that the photometer is working correctly.

Supplier: VWR Chemicals

A high quality analytical reagent manufactured and certified compliant for use in ASTM D 665 / IP 135 the Standard Test Method for Rust-Preventing Characteristics of Inhibited Mineral Oil in the Presence of Water.

Supplier: Merck

Clean Sand #4, Supelco®, : N/A

Supplier: Merck

Clean Sandy Loam, Supelco®, : N/A

Supplier: Merck

Clean Loam Soil, Supelco®, : N/A

Supplier: Merck

VOAs in soil 2 - low level, Supelco®, : N/A

Supplier: Merck

Nonionic Surfactants, Supelco®, Certified reference material

Supplier: Merck

Trace Metals Kits - WS, Supelco®, : N/A

Supplier: Merck

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

Supplier: Merck

Nutrients - Clay Soil, Supelco®, : N/A, Pkg of 100 g

Supplier: Merck

Low Level Total Phosphorus - QC, Supelco®, : N/A

Supplier: Merck

Low Level Anions - Whole Volume, Supelco®, : N/A

Supplier: Merck

Herbicides I - WS, Supelco®, Proficiency Testing Material, : N/A

Supplier: Merck

Mercury on Filter Paper, Supelco®, Proficiency Testing Material, : N/A

Supplier: Merck

Free Liquids in Paint - PT, Supelco®, Proficiency Testing Material, : N/A

Supplier: Merck

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

Supplier: Merck

BTEX/MTBE in Soil - PT, Supelco®, Proficiency Testing Material, : N/A

Supplier: Merck

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

Supplier: Merck

Chromium VI in Soil - PT, Supelco®, Proficiency Testing Material, : N/A

Supplier: Merck

Hardness calibration standard, Supelco®, Certified reference material, Calcium 1000 mg/l, : N/A

Supplier: Merck

Chlordane (Total) - WP, Supelco®, Proficiency Testing Material, Concentrate for dilution to 1L, : N/A

Supplier: Merck

TSS/pH (whole volume) in Seawater - WS, Supelco®, Proficiency Testing Material, : N/A

Supplier: Merck

EPA 8040A Phenol Calibration Mix, Supelco®, Analytical standard, 500 mug/mL each component in isopropanol, : N/A