00583nam a2200205   450000500170000000600040001700700040002100800040002502000180002904000080004705000220005510000120007724500660008925000200015526000730017530000400024850000190028865000390030770000310034620170711103018.0000000000  a9789385923890  aUOE  aQD31.2b.K86 2017  aDE, A K  aEnvironmental Chemistry /cA K, DE revised by Arnab, Kumar De  a8th.ed Coloured  aNew Delhi ;bNew age international (P) limited, publishers ,cc2017.  axvii, 371p. :bill,  multi coloured  aincludes index  2environmental chemistryxchemistry  arevised by Arnab, Kumar De