EPA Method 525.2 - IS/SS Mix Back Catalog number: 37031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2490.12-K-IO Tetra-n-propyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2176-98-9 Price on request 3388.9-100-IO beta-Endosulfan, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 33213-65-9 Price on request 79067 2,3,6-Trichlorophenol Price on request