EPA Method 8315 Calibration Mix #1 Back Catalog number: 83509 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8909.14-100-T 5-Methyl-2,2',4,4'-tetrachlorodiphenylmethane Price on request 679903 Epichlorohydrin, 100 µg/ml, Acetone, 1ml Price on request 680407 Dichloroacetonitrile, 1ml Price on request