Tetrachlorvinphos (Stirophos) Back Catalog number: 70265 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679786 Curcumin, 500mg Price on request 0263.20-200-T Benzo[b]fluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 205-99-2 Price on request 55098 SDWA UV 254 Absorbance/ DOC Price on request