bis(4-Chlorophenyl) methane Back Catalog number: 71984 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70171 Endrin aldehyde Price on request 679267 Butylparaben, 100mg Price on request 2377.10-K-IP 2-Naphthol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 135-19-3 Price on request