{"id":338202,"date":"2024-10-19T23:39:39","date_gmt":"2024-10-19T23:39:39","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-pd-iso-ts-19046-12017\/"},"modified":"2024-10-25T22:45:44","modified_gmt":"2024-10-25T22:45:44","slug":"bsi-pd-iso-ts-19046-12017","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-pd-iso-ts-19046-12017\/","title":{"rendered":"BSI PD ISO\/TS 19046-1:2017"},"content":{"rendered":"
This document specifies a method for the determination of propionic acid level in cheese, using gas chromatography.<\/p>\n
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
2<\/td>\n | National foreword <\/td>\n<\/tr>\n | ||||||
6<\/td>\n | Forewords <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions 4 Principle 5 Reagents <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 6 Apparatus <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 7 Sampling <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 8 Preparation of test sample 9 Procedure 9.1 Extraction system 9.2 Preparation of the soap 9.3 Quantitative determination by gas chromatography 9.3.1 Calculation of response factor <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 9.3.2 Determination of the test portion 10 Calculation and expression of results 10.1 Calculation of propionic acid in cheese 10.2 Expression of results 11 Precision 11.1 Interlaboratory test 11.2 Repeatability <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 12 Test report <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | Annex\u00a0A (informative) Example of extraction system <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | Annex\u00a0B (informative) Example of GC chromatogram <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | Annex\u00a0C (informative) Interlaboratory test <\/td>\n<\/tr>\n | ||||||
18<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Cheese. Determination of propionic acid level by chromatography – Method by gas chromatography<\/b><\/p>\n |