bis(4-Chlorophenyl) methane Back Catalog number: 71984 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72209 Methotrexate Price on request 681473 N-Butylbenzenesulfonamide, 100 µg/ml, Acetonitril Price on request 30241 Aldicarb sulfone Price on request