*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 at a concentration of 750 µg/mL in Chloroform is composed of a single analyte

This Certified Reference Material at a concentration of 2% by weight in Hexane is composed of 7 analytes

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

This Certified Reference Material at a concentration of 1000 µg/mL in Cyclohexanone is composed of a single analyte

*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.