EPA Method 525 Pesticide Standard Back Catalog number: 92189 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92699 Pesticide Standard Price on request 2574.26-5MG Benzo[a]pentacene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 239-98-5 Price on request BDE-188 2,2',3,4',5,6,6'-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request