*Multi-State Hydrocarbon Window Defining Standard, 500 µg/mL in Chloroform, 5 x 1 mL 6983-Proficiency Testing This Certified Reference Material of

This Certified Reference Material of varied concentration by %w/w is composed of 11 analytes

This Certified Reference Material of varied concentration in Toluene is composed of 8 analytes

This Certified Reference Material at a concentration of 1000 µg/mL in Water

2 mg/mL in Methanol is composed of 10 analytes

*Multi-State Hydrocarbon Window Defining Standard, 500 µg/mL in Chloroform, 5 x 1 mL 6983-Proficiency Testing This Certified Reference Material ofThis Certified Reference Material 500 g mL in Chloroform is composed of 34 analytes. It is supplied in a unit of 5 x 1 mL and should be stored at an ambient temperature of greater than 5 C.