Sulfate (SO4-2) Back Catalog number: 50410 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0371.21-200-T 7-Methylbenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63041-77-0 Price on request 676696 Pendimethalin, 100 µg/ml, Acetone, 1ml Price on request 72377 2,6-Dichlorobenzamide, 1000µg/ml in Acetone, 1ml Price on request