Sodium arsenate dibasic heptahydrate (As) Back Catalog number: 50647 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended N-12395-1G Methanol, 1g Price on request 95452 PCB Congeners & Hexachlorobenzene Mix #3 Price on request BR-PFOSK L-PFOSK with branched isomers, 50µg/ml in MeOH, 1,2ml Price on request