000 00541 a2200265 4500
001 2984
020 _a2
041 _aeng
080 _a543.3 Nag
245 _aManual of methods for chemical analysis of water and wastes
250 _a
260 _aAhmedabad
260 _bUN Env. Protection Agency,
260 _c1974
300 _axvii,298 p.
300 _c28 cm
490 _a
100 _aNagesha Rao
700 _a
650 _a
650 _aWater-Analysis
650 _aSewage-Analysis
942 _cBK
942 _2UDC
999 _c3830
_d3830