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

0 µg/mL in Isooctane is composed of 20 analytes

5 mg/mL in Hexane is composed of a single analyte

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

This Certified Reference Material at a concentration of 500 µg/mL in Acetonitrile is composed of a single analyte

com for beginning and end dates for each year

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