Bis(4-hydroxyphenyl)methane Back Catalog number: 71994 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 19108 EPA Method 8120 - Chlorinated Hydrocarbons Price on request 57070 Ytterbium (Yb) Price on request 1832.19-50-ME 4-Nonylphenol diethoxylate, mixture of nonylisomers,100 µg/mL,MeOH,1mL, Price on request