*Hafnium ICP Standard, 1000 µg/mL in 2-5% Nitric Acid, tr Hydrofluoric acid, 100 mL 8227-Wet Chemicals This Certified Reference Material at

This Certified Reference Material at a concentration of 6

This Certified Reference Material at a concentration of 100 µg/mL in 2-5% Nitric Acid is composed of 4 analytes

This Certified Reference Material at a concentration of 100 µg/mL in Dichloromethane is composed of a single analyte

This Certified Reference Material of varied concentration in 2-5% Nitric Acid is composed of 5 analytes

as well as supplemental Dithiothreitol and a Glutathione Redox System

*Hafnium ICP Standard, 1000 µg/mL in 2-5% Nitric Acid, tr Hydrofluoric acid, 100 mL 8227-Wet Chemicals This Certified Reference Material atThis Certified Reference Material at a concentration of 1000 g mL in 2 5% Nitric acid, tr. HF is composed of a single analyte. It is supplied in a unit of 100 mL and should be stored at an ambient temperature of greater than 5 C.