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Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Analysis of iron ores. Methods for the determination of manganese content Flame atomic absorption spectrometric method
Hardcopy , PDF
31-07-2009
English
15-10-1993
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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)
Method for the determination of manganese contents between 0.01% (m/m) and 3% (m/m) in iron ores.
| Committee |
W/-
|
| DevelopmentNote |
Supersedes 89/47022 DC (09/2005) Reviewed and Confirmed by BSI, October 2006. (09/2006)
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| ISO 9682-1:1991 | Identical |
| BS 5660-1:1987 | Methods of sampling iron ores Manual method of increment sampling |
| BS 5660-2:2001 | Methods of sampling iron ores Sampling and sample preparation procedures |
| BS 7020-1:1988 | Analysis of iron ores Method for the preparation of pre-dried test samples for chemical analysis |
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