00638nam a2200181 a 450000500170000000800410001704100080005808200120006610000190007824500820009726400550017930000340023465000220026865000210029094200070031199900170031895201210033520260717091210.0260717s1984    ii            000 0 eng d  aeng04a628.1681 aTrivedy, R. K.10aChemical and biological methods for water pollution studies /cTrivedy, R. K. 1aKarad, India :bEnvironmental publications,c1984.  axxxii, 215 p. : ill. ; 25 cm. 4aWater -- Analysis 4aWater chemistry.  cBK  c25725d25725  001040708DCaBKBCLbBKBCLd1985-03-17g150.00l0o628.168 TRIp18161r2026-07-17 09:12:10v150.00w2026-07-17yBK