BS 7020-11.1:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 vanadium content BPHA spectrophotometric method
Hardcopy , PDF
30-04-2007
English
15-10-1993
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 equations
C. (informative) Precision data obtained
by international analytical trials
Tables
1. Calibration solution
2. Dilution guide for test solution
B.1 Vanadium contents of test samples
Figure
C.1 Least-squares fit of precision against X for
vanadium
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