EPA Method 525.2 Pesticide Level 2 Back Catalog number: 92845 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 20277 Prosulfocarb-d7, 2,5mg Price on request BB-53 2,2',5,6'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request 1089.22-10MG Benzo[ghi]perylene-d12, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 93951-66-7 Price on request