EPA Method 8270C Pesticide Mix #20 Back Catalog number: 91003 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677718 3,4,5-Trimethylphenol, 100 µg/ml, Acetonitrile, Price on request 679903 Epichlorohydrin, 100 µg/ml, Acetone, 1ml Price on request 70224 Napropamide, 1000µg/ml in MeOH, 1ml Price on request