Freon Standard Back Catalog number: 95157 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended T1432 Tetraamylammonium Bromide, >98%, 5g Price on request 2886.30-5UG 17 alpha(H)-30-Diahopane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. Price on request 0784.17-500-IO 1,2,9-Trimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 146448-88-6 Price on request