BS ISO 11534:2006
Current
The latest, up-to-date edition.
Hardcopy , PDF
English
31-01-2007
Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus
6 Sampling and samples
6.1 Laboratory sample
6.2 Preparation of predried test samples
7 Procedure
7.1 Number of determinations
7.2 Test portion
7.3 Blank test and check test
7.4 Determination
7.4.1 Decomposition of the test portion
7.4.2 Treatment of the test solution
7.4.3 Adjustment of atomic absorption spectrometer
7.4.4 Atomic absorption measurements
7.4.5 Preparation of calibration solutions
8 Expression of results
8.1 Calculation of mass fraction of tin
8.2 General treatment of results
8.2.1 Repeatability and permissible tolerances
8.2.2 Determination of the analytical result
8.2.3 Between-laboratories precision
8.2.4 Check for trueness
8.2.5 Calculation of final result
8.3 Oxide factor
9 Test report
Annex A (normative) Flowsheet of the procedure for the acceptance
of analytical values for test samples
Annex B (informative) Derivation of repeatability and permissible
tolerance equations
Annex C (informative) Precision data obtained by international
analytical trials
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