WS Disinfection By-Products - Cal Check 1 Back Catalog number: 92894 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71219 2-Aminoanthraquinone, 1000µg/ml in MeChl.,1ml Price on request 70160 2,4-Dinitrotoluene Price on request 1929.12-50-IO 4'-Fluoro-2,3,3',4,5,6-hexabromodiphenyl ether Price on request