000 00384nam a2200121Ia 4500
082 _aIS Code
_bB.I.S
100 _aBureau of Indian Standards[BIS]
245 _aIS:5182-(Pt.2)-1969. Indian standard method for measurement of air pollution. Pt.2 : sulphur dioxide.
260 _aNew Delhi
_bBureau of Indian Standards
_c1988
300 _a11p.
500 _aENG
890 _aIndia
999 _c19107
_d19107