{"id":338784,"date":"2024-10-19T23:42:41","date_gmt":"2024-10-19T23:42:41","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-128712019-tc\/"},"modified":"2024-10-25T22:49:10","modified_gmt":"2024-10-25T22:49:10","slug":"bs-iso-128712019-tc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-128712019-tc\/","title":{"rendered":"BS ISO 12871:2019 – TC"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
7<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
8<\/td>\n | Introduction <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 5.3 Diethyl ether. 5.4 Anhydrous sodium sulfate. 5.155.14 Trimethylchlorosilane (TMCS). <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 5.165.15 Standard solutions of trimethylsilyl ethers (TMSE), of aliphatic alcohols from C20C20 to C28C28. Prepare from mixtures of pure alcohols immediately prior to use. 6.10.3 Flame ionization detector. <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 9.1 Preparation of the unsaponifiable matter 9.2 Separation of alcoholic fractions <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 9.3 Preparation of the trimethylsilyl ethers 9.4 Gas chromatographic analysis 9.4.1 Preliminary operations and column packing 9.4.2 Operating conditions <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | 9.4.3 Analytical procedure 9.4.4 Peak identification 9.4.5 Quantitative evaluation <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | 10.1 Interlaboratory test 10.2 Repeatability 10.3 Reproducibility <\/td>\n<\/tr>\n | ||||||
23<\/td>\n | Bibliography <\/td>\n<\/tr>\n | ||||||
25<\/td>\n | National foreword <\/td>\n<\/tr>\n | ||||||
29<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
30<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions 4 Principle 5 Reagents <\/td>\n<\/tr>\n | ||||||
31<\/td>\n | 5.3 Diethyl ether. 5.4 Anhydrous sodium sulfate. 5.13 Hexamethyldisilazane (HMDS). 5.14 Trimethylchlorosilane (TMCS). 6 Apparatus <\/td>\n<\/tr>\n | ||||||
32<\/td>\n | 6.13 Flame ionization detector. 6.14 Integration system. 6.19 Drying oven. <\/td>\n<\/tr>\n | ||||||
33<\/td>\n | 7 Sampling 8 Preparation of the test sample 9 Procedure 9.1 Preparation of the unsaponifiable matter 9.2 Separation of alcoholic fractions <\/td>\n<\/tr>\n | ||||||
34<\/td>\n | 9.3 Preparation of the trimethylsilyl ethers <\/td>\n<\/tr>\n | ||||||
35<\/td>\n | 9.4 Gas chromatographic analysis 9.4.1 Preliminary operations and column packing 9.4.2 Operating conditions <\/td>\n<\/tr>\n | ||||||
36<\/td>\n | 9.4.3 Analytical procedure 9.4.4 Peak identification 9.4.5 Quantitative evaluation <\/td>\n<\/tr>\n | ||||||
37<\/td>\n | 10 Precision 10.1 Interlaboratory test 10.2 Repeatability 10.3 Reproducibility 11 Test report <\/td>\n<\/tr>\n | ||||||
38<\/td>\n | Annex A (informative) Thin-layer chromatography separation example and chromatogram examples <\/td>\n<\/tr>\n | ||||||
41<\/td>\n | Annex B (informative) Results of an interlaboratory test <\/td>\n<\/tr>\n | ||||||
42<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Tracked Changes. Olive oils and olive-pomace oils. Determination of aliphatic and triterpenic alcohols content by capillary gas chromatography<\/b><\/p>\n |