EPA Method 8081A Pesticide Standard B Back Catalog number: 92790 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59382 Metals Mix Price on request 9523.10-10MG 1,4-Naphthoquinone-d6, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 26473-08-5 Price on request 1578.23-25MG Pholcodine-N-oxide 1, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 433308-89-5 Price on request