ISO 7996:1985
Ambient air; Determination of the mass concentration of nitrogen oxides; Chemiluminescence method

Standard No.

ISO 7996:1985

Release Date

1985

Published By

International Organization for Standardization (ISO)

Latest

ISO 7996:1985

Scope

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 鳦 and 101,3 kPa.

ISO 7996:1985 history

• 1985 ISO 7996:1985 Ambient air; Determination of the mass concentration of nitrogen oxides; Chemiluminescence method