4-Hydroxy-2,2',5'-trichlorobiphenyl, 5mg Back Catalog number: HPCB-3004N Availability: In the manufacturer's stock Price on request - + Recommended 54243 Total Organic Halides (TOX) Price on request 83511 EPA Method 8150A - Herbicide Methyl Esters Price on request 0887.13-500-IO 4-Methyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7372-88-5 Price on request