NS EN ISO 10304-3 : 1ED 1997

1 Scope
2 Normative references
3 Principle
4 Determination of iodide, thiocyanate and thiosulfate
    4.1 Reagents
    4.2 Apparatus
    4.3 Interferences
    4.4 Sampling and sample pretreatment
    4.5 Procedure
    4.6 Calculation
    4.7 Expression of results
    4.8 Test report
5 Determination of sulfite
    5.1 Reagents
    5.2 Apparatus
    5.3 Interferences
    5.4 Sampling and sample pretreatment
    5.5 Procedure
    5.6 Calculation
    5.7 Expression of results
    5.8 Test report
6 Determination of chromate
    6.1 Reagents
    6.2 Apparatus
    6.3 Interferences
    6.4 Sampling and sample pretreatment
    6.5 Procedure
    6.6 Calculation
    6.7 Expression of results
    6.8 Test report
7 Precision
Annex A (informative) Interlaboratory trials
Annex B (informative) Bibliography

Defines procedures for determining in aqueous solution the dissolved anions iodide, thiocyanate and thiosulfate, sulfite and chromate. ALSO NUMBERED AS BS 6068-2.59: 1997