BS 7020-9.2:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Analysis of iron ores. Methods for the determination of manganese content Flame atomic absorption spectrometric method
Hardcopy , PDF
07-31-2009
English
10-15-1993
Committees responsible
National foreword
Method
1. Scope
2. Normative references
3. Principle
4. Reagents
5. Apparatus
6. Sampling and samples
7. Procedure
8. Expression of results
9. Test report
Annexes
A. (normative) Flowsheet of the procedure for the
acceptance of analytical values for test samples
B. (informative) Derivation of repeatability and
permissible tolerance equations
C. (informative) Precision data obtained by inter-
national analytical trials
Table
1. Dilution guide for test and blank test solutions
B.1 Manganese contents of test samples
Figures
C.1 Least-squares fit of precision against X for
manganese (alkali fusion)
C.2 Least-squares fit of precision against X for
manganese (acid attack)
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