Sulfamethazine-d4, 1mg Back Catalog number: S699072 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: In the manufacturer's stock Price on request - + Recommended 82493 EPA Method 1666Labeled Standard Price on request 95043 Chlorinated Pesticide Standard Price on request 1707.10-K-AN 4-(N-Methyl-N-nitrosamino)-1-(3-pyridyl)-1-butanone-d4, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 764661-24-7 Price on request