| 000 | 00458nam a2200145Ia 4500 | ||
|---|---|---|---|
| 005 | 20250917115059.0 | ||
| 100 | _aIndian Standards Institution | ||
| 245 | 0 | _aMethods for measurement of Air pollution part XV mass concentration of particular matter in the atmosphere | |
| 260 | _aNew Delhi | ||
| 260 | _bIndian Standards Institution | ||
| 260 | _c1975 | ||
| 300 | _a10p. | ||
| 650 | _aThe methods for measuring mass concentration of particul | ||
| 942 | _cBK | ||
| 999 |
_c37708 _d37708 |
||