*Hydrocarbon Window Defining Standard, 500 µg/mL in Hexane, 5 x 1 mL 12250-Environmental This Certified Reference Material at

This Certified Reference Material at a concentration of 2 µg/mL in Water:Methanol (98:2) is composed of 13 analytes

It is supplied in a unit of 250 mL and should be stored at an ambient temperature of greater than 5 °C

0% by volume in Heptane is composed of 2 analytes

This Certified Reference Material at a concentration of 200 µg/mL in Methanol is composed of 40 analytes

5 µg/mL in n-Hexane is composed of 21 analytes

*Hydrocarbon Window Defining Standard, 500 µg/mL in Hexane, 5 x 1 mL 12250-Environmental This Certified Reference Material atThis Certified Reference Material at a concentration of 500 g mL in Hexane is composed of 18 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. Sonicate before use.