2-Methyl-3,3',4,4'-tetrachlorodiphenylmethane Back Catalog number: 8916.14-100-T Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 70130 3,3’-Dichlorobenzidine Price on request 2543.20-100MG Amitriptyline hydrochloride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 549-18-8 Price on request 91637 EPA Method 525 Price on request