WS Drinking Water Kit Back Catalog number: 38235 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91398 EPA Method 8141 / 1618 Pesticide Mix B Price on request 9305.22-K-AN D-Propoxyphene Price on request 8440.14-10MG 1-Methyl-2-phenylbenzimidazole, neat, Solvent-neat, Unit 10MG, # of units-4, Cas.no. 2622-63-1 Price on request