{"id":390433,"date":"2024-10-20T03:54:41","date_gmt":"2024-10-20T03:54:41","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iso-4524-32021-tc\/"},"modified":"2024-10-26T07:12:49","modified_gmt":"2024-10-26T07:12:49","slug":"bs-en-iso-4524-32021-tc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iso-4524-32021-tc\/","title":{"rendered":"BS EN ISO 4524-3:2021 – TC"},"content":{"rendered":"
This document specifies four electrographic tests for assessing the porosity of electrodeposited gold and gold alloy coatings for engineering, and decorative and protective purposes.<\/p>\n
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
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1<\/td>\n | 30448753 <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | A-30373686 <\/td>\n<\/tr>\n | ||||||
20<\/td>\n | National foreword <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | European foreword <\/td>\n<\/tr>\n | ||||||
24<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
25<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions 4 Nioxime paper test 4.1 Applicability 4.2 Materials 4.2.1 General 4.2.2 Nioxime paper 4.2.3 Moistened blotting paper <\/td>\n<\/tr>\n | ||||||
26<\/td>\n | 4.3 Procedure 5 Dye-transfer paper test 1 5.1 Applicability 5.2 Materials 5.2.1 General 5.2.2 Dye-transfer paper 5.3 Procedure <\/td>\n<\/tr>\n | ||||||
27<\/td>\n | 6 Dye-transfer paper test 2 7 Electrographic gelatine film test 7.1 Principle 7.2 Reagents 7.2.1 Gelatine 7.2.2 Electrolyte solution <\/td>\n<\/tr>\n | ||||||
28<\/td>\n | 7.2.3 Dimethylglyoxime, indicator solution 7.3 Testing solution 7.4 Apparatus 7.4.2 Stirring device. 7.4.4 Rectifier. 7.5 Procedure 7.5.1 Electrolytic process 7.5.2 Drying 7.5.3 Evaluation <\/td>\n<\/tr>\n | ||||||
29<\/td>\n | 7.6 Expression of results 8 Test report <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Tracked Changes. Metallic coatings. Test methods for electrodeposited gold and gold alloy coatings – Electrographic tests for porosity<\/b><\/p>\n |