*SAE 20W50 Motor Oil, 0.5 mg/mL in Hexane, 1 mL 6983-Proficiency Testing This Certified Reference Material at

This Certified Reference Material at a concentration of 100 µg/mL in 2-5% Nitric Acid is composed of 4 analytes

This Certified Reference Material at a concentration of 100 µg/mL in PT Methanol is composed of a single analyte

CAS # 112-95-8

This Certified Reference Material at a concentration of 20 ng/µL in Toluene is composed of 7 analytes

This Certified Reference Material at a concentration of 1000 µg/mL in Dichloromethane:Hexane (50:50) is composed of 14 analytes

*SAE 20W50 Motor Oil, 0.5 mg/mL in Hexane, 1 mL 6983-Proficiency Testing This Certified Reference Material atThis Certified Reference Material at a concentration of 0. 5 mg mL in Hexane is composed of a single analyte. It is supplied in a unit of 1 mL and should be stored at an ambient temperature of greater than 5 C.