2,3,3',4,4',6-Hexachlorobiphenyl (158) Back Catalog number: 66158 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BCR-163 Beef/pork fat blend - Fatty acids, 2 x 5ml Price on request 1676.14-K-IO 1,1,1,3-Tetrachlorotetradecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865306-25-8 Price on request 680355 Cefalexin monohydrate, 250mg Price on request