purchase of chemicals for gcmsms , hplc , icp-oes , ion chromatograph etc . supply of chemicals for gcmsms , hplc , icp-oes , ion chromatograph etc . , chemicals for gcmsms , icp-oes , hplc spectrophotometer , dichloromethane ( hplc ) ( 2 . 5 ltr ) , methanol hplc grade- ( 2 . 5 ltr ) , methanol- lcms grade- residue on evaporation should be less than 0 . 5ppm- ( 2 . 5ltr ) , nitric acid icp grade ( 2 . 5 ltr ) , chloroform ms grade ( 1000ml ) , isopropyl alcohol ms grade ( 2 . 5 ltr ) , isopropyl alcohol hplc ( 2 . 5 ltr ) , ethyl actetate hplc ( 2 . 5 ltr ) , n-heptane hplc ( 2 . 5 ltr ) , acetic acid hplc ( 1 ltr ) , acetic acid hplc ( 500ml ) , acetic acid lc grade ( 1ltr ) , acetic acid lc grade ( 500ml ) , acetone ms grade ( 1 ltr ) , acetone hplc ( 1 ltr ) , acetone hplc ( 2 . 5 ltr ) , acetonitrile hplc grade ( 2 . 5 ltr ) , acetonitrile lcms grade ( 2 . 5ltr ) , acetonitrile lcms grade ( 1ltr ) , ammonium formate hplc grade ( 500g ) , ammonium formate ms grade ( 500g ) , formic acid hplc ( 2 . 5ltr ) , n-hexance ms grade ( 2 . 5 ltr ) , n-hexane hplc ( 2 . 5 ltr ) , n-hexane hplc ( 4 ltr ) , tolune hplc ( 2 . 5ltr ) , methelenechloride hplc ( 4 ltr ) , petroleum ether ( 40-60 degree c ) hplc ( 2 . 5ltr ) , diethyl ether hplc ( 2 . 5ltr ) , hydrochloric acid hplc ( 500ml )