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BS 7020-14:1988

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 Method for the determination of sodium and/or potassium contents: flame atomic absorption spectrometric method

Available format(s)

Hardcopy , PDF

Superseded date

15-08-1997

Language(s)

English

Published date

31-01-1989

€130.88
Excluding VAT

National foreword
Committees responsible
Method
1. Scope and field of application
2. References
3. Principle
4. Reagents
5. Apparatus
6. Sampling and samples
7. Procedure
8. Expression of results
9. Test report
Annexes
A. Flowsheet of the procedure for the acceptance of
    analytical values for test samples
B. Derivation of repeatability and permissible
    tolerance equations
C. Precision data obtained by international analytical
    trials
Table
Dilution guide for test solution
Figures
1. Least-squares fit of precision against X for sodium
2. Least-squares fit of precision against X for
    potassium

Applicable to sodium or potassium contents in the range 0.002 to 1.0% (m/m) in natural iron ores, and iron ore concentrates and agglomerates, including sinter products.

Committee
W/-
DocumentType
Standard
Pages
12
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

Standards Relationship
ISO 6831:1986 Identical

ISO 3082:2017 Iron ores — Sampling and sample preparation procedures
ISO 1042:1998 Laboratory glassware — One-mark volumetric flasks
ISO 648:2008 Laboratory glassware — Single-volume pipettes
ISO 7764:2006 Iron ores Preparation of predried test samples for chemical analysis
ISO 3083:1986 Iron ores — Preparation of samples — Manual method
ISO 3081:1986 Iron ores — Increment sampling — Manual method

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