*GB/T 24153 Nitrosamines Standard, 100 µg/mL in Methanol, 1 mL 10242-Protease Assays and Screening System 0 mg/mL in CH2Cl2 is

0 mg/mL in CH2Cl2 is composed of a single analyte

This Certified Reference Material 500 µg/mL in Chloroform is composed of 34 analytes

This Certified Reference Material at a concentration of 1000 µg/mL in Ethanol is composed of a single analyte

0 µg/mL in Isooctane is composed of 20 analytes

This Certified Reference Material of varied concentration in Isooctane is composed of 11 analytes

*GB/T 24153 Nitrosamines Standard, 100 µg/mL in Methanol, 1 mL 10242-Protease Assays and Screening System 0 mg/mL in CH2Cl2 isThis Certified Reference Material at a concentration of 100 g mL in Methanol is composed of 12 analytes. It is supplied in a unit of 1 mL and should be stored in the freezer at less than 10 C.