***Additions to Method 601 - Mix 1 (Revison July, 1992), 0.2 mg/mL in Acetonitrile, 1 mL 9138-Liquid 2 mg/mL in CH2Cl2 is

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

This Certified Reference Material at a concentration of

This Certified Reference Material of varied concentration in Isooctane is composed of 14 analytes

It is supplied as a set of 7 x 1 mL and should be stored in the freezer at less than -10 °C

trypsin and chymotrypsin

***Additions to Method 601 - Mix 1 (Revison July, 1992), 0.2 mg/mL in Acetonitrile, 1 mL 9138-Liquid 2 mg/mL in CH2Cl2 isThis Certified Reference Material at a concentration of 0. 2 mg mL in Acetonitrile is composed of 34 analytes. It is supplied in a unit of 1 mL and should be stored in the freezer at less than 10 C.