*Oregon Cannabis Residual Solvent Standard 4, 1000 µg/mL in Water, CAS # 75-21-8, 1 mL 6991-Herbicides Pesticides This Certified Reference Material at

This Certified Reference Material at a concentration of 50 ppm w/w in Transformer oil is composed of a single analyte

This Certified Reference Material at a concentration of 1000 µg/mL in DMA is composed of 5 analytes

This Certified Reference Material at a concentration of 250 µg/mL in Methanol is composed of a single analyte

This Certified Reference Material at a concentration of 1000 µg/mL in Toluene is composed of 5 analytes

*Oregon Cannabis Residual Solvent Standard 4, 1000 µg/mL in Water, CAS # 75-21-8, 1 mL 6991-Herbicides Pesticides This Certified Reference Material atThis Certified Reference Material at a concentration of 1000 g mL in Water is composed of a single analyte. It is supplied in a unit of 1 mL and should be stored in the freezer at less than 10 C.