EPA Method 8330 Analyte Back Catalog number: 79074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1578.23-25MG Pholcodine-N-oxide 1, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 433308-89-5 Price on request BDD-237 2,3,7-Tribromodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Price on request 79319 Endosulfan I Price on request