{"id":319016,"date":"2024-10-19T22:02:29","date_gmt":"2024-10-19T22:02:29","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iso-787-192020\/"},"modified":"2024-10-25T20:20:51","modified_gmt":"2024-10-25T20:20:51","slug":"bs-en-iso-787-192020","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iso-787-192020\/","title":{"rendered":"BS EN ISO 787-19:2020"},"content":{"rendered":"
This document specifies a general method of test for determining the water-soluble nitrates in a sample of pigments by a spectrophotometric method using salicylic acid.<\/p>\n
ISO 787\u201113 specifies a method for determining the water-soluble nitrates in a sample of pigments using Nessler`s method.<\/p>\n
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
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2<\/td>\n | National foreword <\/td>\n<\/tr>\n | ||||||
4<\/td>\n | European foreword <\/td>\n<\/tr>\n | ||||||
6<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions 4 Principle 5 Reagents <\/td>\n<\/tr>\n | ||||||
8<\/td>\n | 6 Apparatus 7 Sampling 8 Preparation and calibration graph 8.1 Standard solution I 8.2 Standard solution II 8.3 Construction of graph <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 9 Procedure 10 Expression of results 11 Test report <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" General methods of test for pigments – Determination of water-soluble nitrates (Salicylic acid method)<\/b><\/p>\n |