Ammonium Nitrate as NH4+ Back Catalog number: 59281 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3729.12-50-IO 4'-Fluoro-2,3,3',4,5,6-hexachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 10634.12-50-T 1,2,3,6,7,8-Hexachlorodibenzofuran Price on request 91936 EPA Method 505/507 - Pesticide Standard Price on request