WS Disinfection By-Products - Cal Check 2 Back Catalog number: 93984 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673872 Teflubenzuron, 10 µg/ml, Cyclohexane, 10ml Price on request 50644 Multi-Element Solution 1 Price on request 1657.8 1,1,1,3,7,8-Hexachlorooctane, Please inquire, Solvent-, Unit , # of units-, Cas.no. Price on request