Sulfate (SO42-) Back Catalog number: 50805 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA14940000AL Metamitron, 100µg/mL in Acetonitrile, 1ml Price on request 40025 EPA Method 630/630.1 Stock Solution #2 Price on request 0630.21-K-IO 2,6,10,14-Tetramethylheptadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 18344-37-1 Price on request