supply of chemicals for gc-msms , icp-oes , hplc spectrophotometer supply of chemicals for gc-msms , icp-oes , hplc spectrophotometer , acids & solvents for gc-msms , icp-oes and hplc , dichloromethane hplc grade 1 litre , methanol hplc grade 2 . 5 litre , methanol hplc grade 5 litre , methanol lcms grade 4 litre , nitric acid icp grade 5 litre , ethyl acetate hplc grade 1 litre , ethyl acetate hplc grade 2 . 5 litre , n-heptane hplc grade 1 litre , acetic acid lc ms grade 4 litre , acetone hplc grade 4 litre , acetonitrile hplc grade 4 litre , acetonitrile lcms grade 4 litre , ammonium acetate hplc grade 500g , ammonium formate hplc grade 500g , ammonium phosphate monobasic hplc grade 500g , formic acid hplc grade 4 litre , n-hexane hplc grade 2 . 5 litre , n-hexane hplc grade 4 litre , hydrogen peroxide ( supra pure ) 50ml , perchloric acid- supra pure grade ( for icp ) 2 litre , phenomenex quchers salt vials ( 10box ) , quechers salt magnesium suphate m s grade 500gms , sodium chloride m s grade 500gms , sodium citrate m s grade 500gms , disodium citrate m s grade 500gms , sodium sulphate m s grade 500gms , sodium acetate m s grade 500gms , primary secondary amine m s grade 500gms , carbon-18 m s grade 500gms , graphitized carbon black m s grade 500gms , quechers kit a . product no . 60105-204 , quechers kit b . product no . 60105-202 , quechers kit c . product no . 60105-203 , water hplc 1 litre , icp grade multielement standards with traceable crm certificate- ( it must accoumpany a valid traceable crm certificate in accordance with iso/iec 17025 and iso 17034 ( iso guide 34 ) , expiry period must be minimum 3 years from date of receiving ) icp multi element standard in nitric acid conc . 500ppm or better- must contain aluminium , barium , calcium , cadmium , cobalt , copper , chromium , iron , potassium , magnesum , manganese , sodium , nickel , lead , zinc etc or better , icp mercury standard in nitric acid conc . 500 ppm or better , icp antimony standard in nitric acid conc . 500 ppm or better , icp tin standard in nitric acid conc . 500 ppm or better , icp selenium standard in nitric acid conc . 500 ppm or better , icp arsenic standard in nitric acid conc . 500 ppm or better , icp gold standard in aquaregia 100ml ( 1000ppm ) , icp yitrium standard in nitric acid 100ml ( 1000ppm ) , icp scandium standard in nitric acid 100ml ( 1000ppm )