EPA Method 8141 / 1618 Pesticide Mix B Back Catalog number: 91398 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11856.18-K-M O,O,O-Triphenyl phosphorothionate,1000 µg/mL ,MeOH,1mL, Price on request L20011800IO PCB No. 118, 10µg/mL in Isooctane, 10ml Price on request 1196.24-100MG 5ß(H)-Cholanic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 546-18-9 Price on request