EPA Method 8270C Pesticide Mix #25 Back Catalog number: 82723 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66145 PCB No. 145, 100µg/ml in Isooctane, 1ml Price on request 3967.19-50-T Diphenyltolyl phosphate - purified techn. mixture of o-, m-, p-tolyl isomers,50 µg/mL,toluene,1mL, Price on request L16812000CY Retene, 10µg/ml in Cycohexane, 10ml Price on request