| 000 | 00809 a2200253 4500 | ||
|---|---|---|---|
| 005 | 20250511173157.0 | ||
| 264 | 0 | _c19760802 | |
| 008 | 197608s 0 0 eng d | ||
| 022 | _a0019-0578 | ||
| 040 |
_aNLM _beng _cNLM |
||
| 100 | 1 | _aHughes, E E | |
| 245 | 0 | 0 |
_aDevelopment of standard reference materials for air quality measurement. _h[electronic resource] |
| 260 |
_bISA transactions _c1975 |
||
| 300 |
_a281-91 p. _bdigital |
||
| 500 | _aPublication Type: Journal Article | ||
| 650 | 0 | 4 |
_aAir Pollutants _xanalysis |
| 650 | 0 | 4 |
_aCarbon Monoxide _xanalysis |
| 650 | 0 | 4 | _aGases |
| 650 | 0 | 4 |
_aNitric Oxide _xanalysis |
| 650 | 0 | 4 |
_aNitrogen _xanalysis |
| 650 | 0 | 4 |
_aNitrogen Dioxide _xanalysis |
| 650 | 0 | 4 |
_aSulfur Dioxide _xanalysis |
| 773 | 0 |
_tISA transactions _gvol. 14 _gno. 4 _gp. 281-91 |
|
| 999 |
_c1232453 _d1232453 |
||