EPA Method 524.2 - Revision 4.0 Back Catalog number: 33001 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 59336 pH 7.0 Standard @ 25°C Price on request 11933-10-10MG N-?Ethylperfluorooctanesulfo?namide,neat,neat,10mg, Price on request 673872 Teflubenzuron, 10 µg/ml, Cyclohexane, 10ml Price on request