cis-2-Pentene Back Catalog number: 34511 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1392.30-100-IO 3 alpha(H),17ß(H),21ß(H)-3-Hydroxyhopane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 28196-47-6 Price on request 71378 4,4’-Diamino-3,3’-dimethyldiphenylmethane Price on request 52039 Interference Standard 1 Price on request