1 Scope
This standard specifies cold atomic absorption spectrometric determination method for mercury content of barite for import and export.
This standard is applicable to determination of mercury content of barite for import and export. The range is 0.00001%~0.00016%.
2 Normative References
The following standards contain provisions which, through reference in this standard, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding corrigenda), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest editions of these documents are applicable. For undated references, the latest edition of the normative document referred to applies.
Contents
Forward I
1 Scope
2 Normative References
3 Method Summary
4 Reagents and Materials
5 Instrument
6 Sample
7 Analysis Procedure
8 Accuracy
Appendix A (Informative) Working Conditions for Instruments
