Arsenic (As) Back Catalog number: 57833 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677241 Fenbutatin oxide, 100 µg/ml, Methanol, 1ml Price on request 674954 Methoxychlor, 100mg Price on request 1892.12-K-IO Endrin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 72-20-8 Price on request