*Method 525.2 Semi-Volatile Mix, Varied conc. in Acetone, 5 x 1 mL 7050-HPLC This Certified Reference Material at

This Certified Reference Material at a concentration of 1000 µg/mL in 20% Hydrochloric acid is composed of a single analyte

Octadecane

This Certified Reference Material at a concentration of 20 mg/mL in Methanol is composed of a single analyte

This Certified Reference Material of varied concentration in Hexane:Heptane (50:50) is composed of 5 analytes

*Method 525.2 Semi-Volatile Mix, Varied conc. in Acetone, 5 x 1 mL 7050-HPLC This Certified Reference Material atThis Certified Reference Material of varied concentration in Acetone is composed of 33 analytes. It is supplied in a unit of 5 x 1 mL and should be stored in the freezer at less than 10 C.