Bis(4-hydroxyphenyl)methane Back Catalog number: 71994 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 23004 EPA Method 8260B Surrogate Standard Price on request 677207 4,4'-Dibromobenzophenone, 250mg Price on request 0166.30-5MG Zeorine, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 22570-53-2 Price on request