*ASTM D7423 Calibration Set, 7 x 1 mL 6984-Drinking Water This Certified Reference Material at

This Certified Reference Material at a concentration of 500 µg/mL in Hexane is composed of 18 analytes

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

It is supplied as a set of 4 x 1 mL and should be stored at an ambient temperature of greater than 5 °C

Double Blind PT Studies: Contact tech@chromspec

This Certified Reference Material at a concentration of 25 µg/mL in Methylene Chloride is composed of 7 analytes

*ASTM D7423 Calibration Set, 7 x 1 mL 6984-Drinking Water This Certified Reference Material atThis set of Chemical Reference Standards is composed of 7 components. It is supplied as a set of 7 x 1 mL. See each label for specific storage conditions.