WS Disinfection By-Products - Cal Check 3 Back Catalog number: 93985 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1796.12-1G Di-n-hexyldisulfide, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 10496-15-8 Price on request 681692 2,3,4,5-Tetrachlorophenol, 100 µg/ml, Methanol, Price on request 675641 Propaquizafop, 10 µg/ml, Ethyl acetate, 10ml Price on request