EPA Method 531.1 Individual Analytes Back Catalog number: 30041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59100 Metals Standard Price on request 14963.12-50-ME Perfluorododecanesulfonic acid, 50µg/ml in MeOH, 1ml Price on request 2760.7-1ML 2,4-Diaminotoluene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 95-80-7 Price on request