4,4'-Diaminobiphenyl-d8 (Rings-d8) Back Catalog number: 10448.12-K-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 54239 Sulfide (S) Price on request 10752.24-10MG 5F-APICA N-(4-hydroxypentyl) metabolite Price on request S-4394-ASS-NN S-4394 B[a]P/HCB Recovery Standard (solvent - Nonane) Product Concentration 2,3,3',5,5'-PeCB 100 µg/mL Price on request