{"id":302474,"date":"2024-10-19T20:39:56","date_gmt":"2024-10-19T20:39:56","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-pd-cen-ts-156562015\/"},"modified":"2024-10-25T18:11:23","modified_gmt":"2024-10-25T18:11:23","slug":"bsi-pd-cen-ts-156562015","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-pd-cen-ts-156562015\/","title":{"rendered":"BSI PD CEN\/TS 15656:2015"},"content":{"rendered":"
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.<\/p>\n
The method is applicable to products having phosphorus mass fractions between 0,001 % and 0,5 %.<\/p>\n
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
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4<\/td>\n | Contents Page <\/td>\n<\/tr>\n | ||||||
5<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
6<\/td>\n | 1 Scope 2 Normative references 3 Principle 4 Reagents <\/td>\n<\/tr>\n | ||||||
8<\/td>\n | 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 <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 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 \u2014 Calibration for phosphorus mass fractions between 0,001 % and 0,005 % <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 7.4.1.3 Phosphorus mass fraction between 0,005 % and 0,01 % Table 2 \u2014 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 \u2014 Calibration for phosphorus mass fractions between 0,01 % and 0,10 % <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 7.4.1.5 Phosphorus mass fraction between 0,10 % and 0,50 % Table 4 \u2014 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 \u2014 Wavelength, cell path length and reference solution <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 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 % <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 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 \u2014 Statistical information <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 10 Test report <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Copper and copper alloys. Determination of phosphorus content. Spectrophotometric method<\/b><\/p>\n |