EPA Method 531.1 - Analytes Mixture Back Catalog number: 33042R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3293.22-K-IO Methyl 12-cis-heneicosenoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 146407-38-7 Price on request 38174 EPH in Water Price on request 79116 Hexachlorobutadiene, 1000µg/ml in Toluene, 1ml Price on request