1,2-Propanediol Back Catalog number: 95339 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92838 2,3,5-Trimethylnaphthalene Price on request 66127 3,3',4,5,5'-Pentachlorobiphenyl (127) Price on request 97530 8260 Screening Standard Price on request