GB/T 23228-2008Cigarette - Determination of tobacco specific N-Nitrosamines in total particulate matter of mainstream cigarette smoke - GC-TEA method (English PDF)
卷烟 主流烟气总粒相物中烟草特有N-亚硝胺的测定 气相色谱－热能分析联用法
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
December 31, 2008
Implementation date
June 1, 2009
Scope
GB/T 23228-2008 is the English-translated version of 卷烟 主流烟气总粒相物中烟草特有N-亚硝胺的测定 气相色谱－热能分析联用法.
GB/T 23228-2008 is the Chinese standard "Cigarette - Determination of tobacco specific N-Nitrosamines in total particulate matter of mainstream cigarette smoke - GC-TEA method".
Its scope clause reads: This standard specifies the cigarette mainstream smoke total particulate matter in the N- nitroso Nornicotine (NNN), N- nitroso neonicotinoid (NAT), N- Asia Nitro anabasine (NAB) and 4- (DMN-yl) -1- (3-pyridyl) -1-butanone (NNK) Determination of four kinds of tobacco-specific nitrosamines method.
This standard applies to cigarette smoke total particulate matter measured in these four tobacco specific nitrosamines. Its clauses include terms and definitions; reagents and materials.
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Document preview — GB/T 23228-2008
National Standard of the People's Republic of China
- ICS
- 65.160
- Classification
- X 87
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 5 Reagents and materials
1 Scope
This standard specifies the cigarette mainstream smoke total particulate matter in the N- nitroso Nornicotine (NNN), N- nitroso neonicotinoid (NAT), N- Asia
Nitro anabasine (NAB) and 4- (DMN-yl) -1- (3-pyridyl) -1-butanone (NNK) Determination of four kinds of tobacco-specific nitrosamines method.
This standard applies to cigarette smoke total particulate matter measured in these four tobacco specific nitrosamines.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 5606.1 cigarette - Part 1. Sampling
GB/T 19609 cigarettes by conventional analytical determination of total particulate matter and tar (GB/T 19609-2004 smoking machine, ISO 4387.
2000, MOD)
3 Terms and Definitions
The following terms and definitions apply to this standard.
3.1
Only present in tobacco and tobacco products in the N- nitrosamines.
Principle 4
Glass fiber filters trap cigarette mainstream smoke total particulate matter, particulate matter was extracted with dichloromethane in TSNAs, concentrated extract
And using basic alumina was purified by column chromatography. By gas chromatography - Thermal analysis spectrometer (GC-TEA) detector extracts Central Glass
Amine concentration of the mainstream smoke total particulate matter TSNAs quantitative analysis.
5 Reagents and materials
In addition to special requirements, should use analytical grade reagents. Water should be distilled water or water of equivalent purity.
5.1
dichloromethane chromatography (or analytical redistilled after use).
5.2
Methanol, HPLC grade (or analytical redistilled after use).
5.3
over anhydrous sodium sulfate.
5.4
basic alumina, 200 mesh and 300 mesh.
5.5 N- pentyl - (3-pyridyl) nitrosamines, NNN, NAT, NAB, NNK, should be greater than 97% purity.
5.6 Internal standard solution
5.6.1 internal standard stock solution
Weighed accurately 10mgN- pentyl - (3-pyridyl) nitrosamine, after about 50mL methylene chloride (5.1) was added to completely dissolve, transfer […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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