EPA Method 8141 Standard Back Catalog number: 92353 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681296 alpha-Zearalanol, 10.0 µg/ml, Acetonitrile, 1ml Price on request X9100 Endosulfan I Price on request PFRS-008S Isodecyl diphenyl phosphate, 100µg/ml in Toluene, 1ml Price on request