2,3',4,4',5',6-Hexachlorobiphenyl (168) Back Catalog number: 66168 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10263.3-100MG 3-Nitroamino-1-propanol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. Price on request 10534.28-1MG 25-Hydroxyvitamin D2 (95%) Price on request 59914 Fluoride (F-) Price on request