Sodium arsenate dibasic heptahydrate (As) Back Catalog number: 50647 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11751.12-100-IO 2,3,3',4,5,5'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 675094 Sodium p-n-tetradecylbenzenesulfonate, 10mg Price on request 17200-0010-10CY10 PBB 1, 10µg/ml in Cyclohexane, 10ml Price on request