*Isopropylbenzene, Neat, CAS # 98-82-8, 1 g 9138-Liquid This Certified Reference Material at

This Certified Reference Material at a concentration of 25 µg/mL in Toluene is composed of a single analyte

This permits reconstitution of complete medium

This set of Chemical Reference Standards is composed of 4 components

Protease activity is detected spectrophotometrically with increasing optical density proportional to increasing enzyme activity and can detect nanogram quantities

*Isopropylbenzene, Neat, CAS # 98-82-8, 1 g 9138-Liquid This Certified Reference Material atThis Certified Reference Material is supplied as a neat chemical. It is composed of a single analyte. It is supplied in a unit of 1 g and should be stored at an ambient temperature of greater than 5 C.