2,2',3,4',5',6-Hexachlorobiphenyl (149) Back Catalog number: 63149 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8774.9-50-T Tris(2-chloropropyl) phosphate,50 µg/mL,toluene,1mL, Price on request 676429 Atrazine-desethyl-desisopropyl, 100mg Price on request 71891 1,2,3,4-Tetrahydronaphthalene Price on request