00502nam a2200193Ia 4500008004000000020001800040041000800058082001800066100001600084245005000100260006100150300001100211650001100222650001500233650000800248650001800256650001400274700002000288210210b2009   xxu||||| |||| 00| 0 eng d  a9788190746250  aeng  a574.5028 GOPL  aGOPALAN (R)  aLaboratory manual for environmental chemistry  aNew DelhibI.K. International Pub. House Pvt. Ltd.c2009  aix,192  amanual  aLaboratory  afor  aenvironmental  achemistry  aANAND (Amritha)