EPA Method 8260B Purgeable Internal Standard Back Catalog number: 26013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10448.12-10MG 4,4'-Diaminobiphenyl-d8 (Rings-d8) Price on request 673724 Tetraconazole, 10 µg/ml, Ethyl acetate, 10ml Price on request 679551 D5-beta-Zearalenol, 5mg Price on request