4,4'-Diaminobiphenyl-d8 (Rings-d8) Back Catalog number: 10448.12-K-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 50277 ICP-MS MIx Price on request A50000753MW EPA Method 1633 PFAS Mix, 10µg/mL in MeOH:Water, 1ml Price on request 79276 2-Butoxyethanol Price on request