*ASTM/EPA Gasoline Refinery Internal Standard Mix, Varied Conc. by Weight, 5 mL 8778-Serum Free This Certified Reference Material at

This Certified Reference Material at a concentration of 100 µg/mL in Water

B-complex vitamins

Glucose M9Y powder is supplied with a separate Glucose Nutrient Mix

This Certified Reference Material at a concentration of 1000 µg/mL in Hexane:Acetone (80:20) is composed of 6 analytes

This Certified Reference Material at a concentration of 5000 µg/mL in Methanol is composed of 2 analytes

*ASTM/EPA Gasoline Refinery Internal Standard Mix, Varied Conc. by Weight, 5 mL 8778-Serum Free This Certified Reference Material atThis Certified Reference Material of varied concentration by Weight is composed of 3 analytes. It is supplied in a unit of 5 mL and should be stored at an ambient temperature of greater than 5 C.