BSI PD CEN/TS 15656:2015

$102.76

Copper and copper alloys. Determination of phosphorus content. Spectrophotometric method

Published By	Publication Date	Number of Pages
BSI	2015	18

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Categories: 77.120.30 - Copper and copper alloys, BSI

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This Technical Specification specifies a molybdovanadate spectrophotometric method for the determination of phosphorus in copper and copper alloys in the form of castings or unwrought or wrought products.

The method is applicable to products having phosphorus mass fractions between 0,001 % and 0,5 %.

PDF Catalog

PDF Pages	PDF Title
4	Contents Page
5	Foreword
6	1 Scope 2 Normative references 3 Principle 4 Reagents
8	5 Apparatus 6 Sampling 7 Procedure 7.1 Preparation of the test portion solution 7.1.1 Test portion 7.1.2 Test portion solution 7.2 Blank test
9	7.3 Check test 7.4 Establishment of the calibration curve 7.4.1 Preparation of the calibration solutions 7.4.1.1 General 7.4.1.2 Phosphorus mass fraction between 0,001 % and 0,005 % Table 1 — Calibration for phosphorus mass fractions between 0,001 % and 0,005 %
10	7.4.1.3 Phosphorus mass fraction between 0,005 % and 0,01 % Table 2 — Calibration for phosphorus mass fractions between 0,005 % and 0,01 % 7.4.1.4 Phosphorus mass fraction between 0,01 % and 0,10 % Table 3 — Calibration for phosphorus mass fractions between 0,01 % and 0,10 %
11	7.4.1.5 Phosphorus mass fraction between 0,10 % and 0,50 % Table 4 — Calibration for phosphorus mass fractions between 0,10 % and 0,50 % 7.4.2 Adjustment of the spectrophotometer 7.4.3 Spectrophotometric measurement of the calibration solutions 7.4.4 Calibration curve Table 5 — Wavelength, cell path length and reference solution
12	7.5 Determination 7.5.1 General 7.5.2 Procedure 7.5.2.1 Phosphorus mass fraction between 0,001 % and 0,005 % 7.5.2.2 Phosphorus mass fraction between 0,005 % and 0,01 % 7.5.2.3 Phosphorus mass fraction between 0,01 % and 0,10 %
13	7.5.2.4 Phosphorus mass fraction between 0,10 % and 0,50 % 7.5.3 Spectrophotometric measurements 8 Expression of results 9 Precision Table 6 — Statistical information
14	10 Test report
15	Bibliography