Arsenic (As) Back Catalog number: 58133 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71937 2,6-Dinitrophenol Price on request 673189 Aldicarb, 100 µg/ml, Acetonitrile, 5ml Price on request 10900.17-K-ME Promethazine hydrochloride,1000 µg base/mL,MeOH,1mL Price on request