*Method 525.1 - Fortification Standard, 0.5 mg/mL in Acetone, 5 x 1 mL 7001-Soil This Certified Reference Material of

This Certified Reference Material of varied concentration by %w/w is composed of 7 analytes

Benzene  71-43-2  Toluene   108-88-3  Ethyl benzene  100-41-4  o-Xylene  95-47-6  m-Xylene  108-38-3  p-Xylene  106-42-3

L-glutamine supports the growth of cells in cell culture by serving as an auxiliary energy source

This Certified Reference Material at a concentration of 1000 µg/mL in Isopropanol is composed of a single analyte

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

*Method 525.1 - Fortification Standard, 0.5 mg/mL in Acetone, 5 x 1 mL 7001-Soil This Certified Reference Material ofThis Certified Reference Material at a concentration of 0. 5 mg mL in Acetone is composed of 4 analytes. It is supplied in a unit of 5 x 1 mL and should be stored at an ambient temperature of greater than 5 C.