EPA Method 300.0 Anions Back Catalog number: 50704 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended T-PFOS Potassium perfluorooctanesulfonate (Technical Grade), 1.2ml x 50ug/ml, methanol Price on request MPFHXS Sodium perfluoro-1-hexane[18O2]sulfonate, 1.2ml x 50ug/ml, methanol Price on request 31111 Chloroform Price on request