EPA Method 8260 C-19 Standard Back Catalog number: 93256 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1899.17-K-ME Norcodeine hydrochloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 14648-14-7 Price on request 10973.6-100-AN 4-Amino-3-fluorophenol,100 µg/mL,acetonitrile,1mL, Price on request 71458 Octafluoronaphthalene Price on request