ISO 7996:1985
Ambient air — Determination of the mass concentration of nitrogen oxides — Chemiluminescence method
| Edition date: |
1985-12-19
In Force
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|---|---|
| Available languages: | French, English |
| Summary: | The procedure is applicable to mass concentration of nitrogen monoxide present up to approximately 12,5 mg/m3 of nitrogen dioxide up to approximately 19 mg/m3 at 25 °C and 101,3 kPa. |
| ICS: | 13.040.20-Ambient atmospheres |
| CTN: | ISO/TC 146/SC 3 - 52750 |
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Standards Cancellations |
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International Equivalence |
Identic UNE 77212:1993 |










