00329nam a22001097a 4500020001800000082001500018100002200033245008300055260003300138300002600171650002200197  a9788350515310  a543bGUR/I  aGurdeep R Chatwal  aInstrumental methods of chemical analysis/cGurdeep R Chatwal and Sham K Anand  aMumbai:bHimalaya publishing  aVarying Pages;b23cm.  aChemical Analysis