*M-8270 Calibration Level 2 w/ ISTD, Varied conc. in Methylene chloride, 5 mL PAHs The extracts are prepared from

The extracts are prepared from pituitaries harvested from animals in the United States

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

It is supplied as a set of 2 x 1 mL and should be stored at an ambient temperature of greater than 5 °C

2 mg/mL in Methanol is composed of 26 analytes

*M-8270 Calibration Level 2 w/ ISTD, Varied conc. in Methylene chloride, 5 mL PAHs The extracts are prepared fromThis Certified Reference Material of varied concentration in Methylene chloride is composed of 83 analytes. It is supplied in a unit of 5 mL and should be stored refrigerated at 0 5 C.