000 00371nam a2200133Ia 4500
005 20250405085316.0
008 240923s9999 xx 000 0 und d
100 _aIndian Standards Institution
245 0 _aMethods for measurement Air pollution part 4 suspended matter
260 _aNew Delhi
260 _bIndian Standards Institution
260 _c1974
942 _cBK
999 _c37699
_d37699
650 _aThe publication gives information on methods of measurin