NBN T 03-021-1979
Sulphuric acid and oleum for industrial use - Determination of oxides of nitrogen - 2,4-Xylenol spectrophotometric method
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NBN T 03-021-1979
Standard No.
NBN T 03-021-1979
Release Date
1979
Published By
BE-NBN
Latest
NBN T 03-021-1979
Scope
The method is applicable to the determination of nitrogen oxide contents, expressed in axote (N), equal to or greater than 0.000 02% (mlm).
NBN T 03-021-1979 history
1979
NBN T 03-021-1979
Sulphuric acid and oleum for industrial use - Determination of oxides of nitrogen - 2,4-Xylenol spectrophotometric method
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