00377    a2200145   4500000002100000001000700021005001700028008004100045082001400086100001800100245006000118260002900178300001000207630001400217BKB                 07182320200902151058.0                                          a543bK52B1 aKhopkar, S.M.1 aBasic concepts of analytical chemistrycby S.M. Khopkar  aNew delhibNew Agec2008  a604p.  aChemistry