PAH standard, 100µg/ml in methylene chloride, 1ml Back Catalog number: 93013 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 3845.9-K-IO Isophorone, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 78-59-1 Price on request 94784 525Mix Price on request C-189N 2,3,3',4,4',5,5'-Heptachlorobiphenyl, 5mg Price on request