*Gasoline/ Diesel Calibration Curve, 8 x 1 mL 6983-Proficiency Testing This Certified Reference Material of

This Certified Reference Material of varied concentration by Weight is composed of 18 analytes

This Certified Reference Material in a matrix of Hexane:Cyclohexane (50:50) is composed of 2 analytes

It is supplied as a set of 2 x 1 mL and should be stored in the freezer at less than -10 °C

25% w/v in n-Heptane is composed of 4 analytes

This Certified Reference Material of varied concentration in 2-5% Nitric Acid is composed of 26 analytes

*Gasoline/ Diesel Calibration Curve, 8 x 1 mL 6983-Proficiency Testing This Certified Reference Material ofThis set of Chemical Reference Standards is composed of 8 components. It is supplied as a set of 8 x 1 mL and should be stored at an ambient temperature of greater than 5 C.