Endosulfan sulphate Back Catalog number: X9102 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2534.12-100-ME (2RS)-2-(4-n-Propylphenyl)propanoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3585-47-5 Price on request 30043 EPA Method 531.1 - Performance Check Solution Price on request 677608 1H,1H,2H,2H-Perfluorohexanesulfonic acid, 10mg Price on request