EPA Method 531.2 - Analytes Back Catalog number: 34042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679357 erythro-Isoxsuprine hydrochloride, 10mg Price on request 1577.23-10MG Pholcodine, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 509-67-1 Price on request D479508 ((2S,3S)-3-((E)-6-((R)-3,3-Dimethyloxiran-2-yl)-4-methylhex-3-en-1-yl)-3-methyloxiran-2-yl)methanol, 5mg Price on request