4,4'-Dichlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Back Catalog number: DPE-15 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 3057.30-5UG alpha alpha alpha (20R,23R,24S)-4 alpha,23,24-Trimethylcholestane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 146276-33-7 Price on request S-4059-KIT Thiophene in Thiophene-free Benzene Units: 5x1mL in certan bottles, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C) Price on request 34501 2,2-Dimethylbutane Price on request