{"id":338323,"date":"2024-10-19T23:40:20","date_gmt":"2024-10-19T23:40:20","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-151522003a22018\/"},"modified":"2024-10-25T22:46:23","modified_gmt":"2024-10-25T22:46:23","slug":"bs-iso-151522003a22018","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-151522003a22018\/","title":{"rendered":"BS ISO 15152:2003+A2:2018"},"content":{"rendered":"
This International Standard specifies a method for the determination of the content of total alkaloids as nicotine in tobacco by continuous-flow analysis.<\/p>\n
This method is applicable to manufactured and unmanufactured tobacco.<\/p>\n
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
2<\/td>\n | National foreword <\/td>\n<\/tr>\n | ||||||
6<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | Introduction <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 1 Scope 2 Normative references 3 Principle 4 Safety precautions <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 5 Reagents <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 5.1 Polyoxyethylene lauryl ether (Brij 35 solution). 5.2 Buffer solution A 5.3 Buffer solution B 5.4 Chloramine T solution [CH3C6H4SO2N(Na)CI\u00b73H2O], (N-chloro-4-methyl benzenesulfonamide sodium salt). 5.5 Cyanide neutralizing solution A 5.6 Cyanide neutralizing solution B \uea035.7 Alternative neutralizing solution C 5.8 Potassium cyanide solution (KCN) 5.9 Nicotine hydrogen tartrate [C10H14N2(C4H6O6)2\u00b72H2O]. <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 5.10 Standard nicotine solutions 5.10.1 Stock solution 5.10.2 Working standards 6 Apparatus 6.1 Continuous flow analyser, consisting of 6.2 Coil for cyanogen chloride generation 7 Procedure 7.1 Preparation of samples for analysis 7.2 Test portion <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 7.3 Preparation of test extract 8 Calculation 9 Repeatability and reproducibility <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 10 Test report <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | Annex A (informative) Information about alternative analytical methods <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | \uea03Annex B (informative) Example of a continuous-flow analyser <\/td>\n<\/tr>\n | ||||||
18<\/td>\n | Annex C (informative) Preparation of a microbore five-turn mixing coil <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Determination of the content of total alkaloids as nicotine. Continuous-flow analysis method<\/b><\/p>\n |