BS 1747-10:1990
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Methods for measurement of air pollution Determination of the mass concentration of sulphur dioxide in ambient air: tetrachloromercurate (TCM)/pararosaniline method
Hardcopy , PDF
15-10-2000
English
31-01-1991
Committees responsible
National foreword
Method
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus
6 Sampling
7 Procedure
8 Expression of results
9 Test report
Annexes
A Test for the purity and method of purification of
pararosaniline hydrochloride (PRA)
B Determination of the mass concentration of sulfur
dioxide present in the sodium disulfite solution for
routine checks
C Recovery of mercury from fresh and used solutions
Figures
1 Examples of absorption bottles suitable for sampling
sulfur dioxide in air
2 Examples of sampling trains for the determination of
the mass concentration of sulfur dioxide in ambient
air
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