4-Hydroxy-2',3,5,5'-tetrachlorobiphenyl, 10mg Back Catalog number: HPCB-4009N Availability: In the manufacturer's stock Price on request - + Recommended 93618 Pesticide AB Standard Price on request S-4056-250-MXX5 Thiophene/2-Methylthiophene (2:1) in isooctane/Toluene(3:1); Units: 5x1mL ampoules, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4056-0 Blank 0 S-4056-5 5 Price on request 91034 Wisconsin DNR DRO n-Hydrocarbon Standard Price on request