annual tender for chemical supply for water supply dept , note :-rate should be inclusive of all taxes , the chemicals will be ordered time to time as per required by municipal council , supplying tcl powder , ( conforming to is1080:1989 ) , in 25 kg bags . , supplying medium basicity pac , ( pac / ac / 100s ) conforming to is 15573:2005 , in 25 kg bags , supplying chlorine gas tonner ( at site including loading , unloading and transportation ) , supplying chlorine gas tonner ( at site including loading , unloading and transportation ) , supplying chlorine dioxide ( filter cleaning ) , supplying algaecide for filter bed cleaning ( filter cleaning ) , supplying bentonite powder ( filter cleaning ) , supplying mediclore m