Boron (B) Back Catalog number: 57005 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8706.12-5MG 2,2',3,4,4',5',6-Heptachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 52663-69-1 Price on request 3465.12-100-T Oxadiazon-hydroxy , 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request 50255 COD Calibration Standard Price on request