000 | 00460 a2200133 4500 | ||
---|---|---|---|
080 |
_a614.77:546 _bC519 |
||
245 | 1 |
_aChemical oxygen demand (Dichormate Value) of polluted and waste wasters 1977 _bMethods for the examination of wasters and associated materials |
|
260 |
_aLondon _bHer Majesty's Stationery Office _c1978 |
||
650 | _aWater Pollution | ||
100 |
_a _d |
||
300 | _a14 p. | ||
040 | _aIARI, New Delhi | ||
901 | _a146846 | ||
999 |
_c76521 _d76521 |