Rifampicin, 500mg Back Catalog number: R508000 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: In the manufacturer's stock Price on request - + Recommended 1846.20-1G 1-Pyrenebutyric acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 3443-45-6 Price on request S-4052-40K-10LW Sulfur Calibration Mixtures: Di-n-butyl sulfide in Light White Oil (less than 20mg/kg S) Unit : 10mL screw-capped bottle Light White Mineral Oil Heavy White Mineral Oil (20 cSt at 40°C) (70 cSt at 40°C) Price on request 672845 Diphenylamine, 250mg Price on request