*Benzidine & 3,3'-Dichlorobenzidine, 1000 µg/mL in Methanol, 1 mL 7119-Glass Syringes ˗ Precision This Certified Reference Material at

This Certified Reference Material at a concentration of 20 mg/mL in Methanol is composed of a single analyte

This Certified Reference Material at a concentration of 100 µg/mL in Acetonitrile is composed of 32 analytes

This set of Chemical Reference Standards is composed of 10 components

This Certified Reference Material at a concentration of 1000 µg/mL in 2% HNO3 tr

This Certified Reference Material at a concentration of 500 µg/mL in Acetone is composed of 4 analytes

*Benzidine & 3,3'-Dichlorobenzidine, 1000 µg/mL in Methanol, 1 mL 7119-Glass Syringes ˗ Precision This Certified Reference Material atThis Certified Reference Material at a concentration of 1000 g mL in Methanol is composed of 2 analytes. It is supplied in a unit of 1 mL and should be stored at an ambient temperature of greater than 5 C.