Tobacco. Determination of tobacco specific nitrosamines. Method using alkaline dichloromethane extraction Ingestion-build-228203 see in detail in addition

see in detail in addition to the interfaces defined in this connector family

which includes passing the criteria of the photographic activity test

c) fresh waters

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Tobacco. Determination of tobacco specific nitrosamines. Method using alkaline dichloromethane extraction Ingestion-build-228203 see in detail in addition1 Scope This Technical Specification specifies the procedure for the determination of the tobacco specific nitrosamines (TSNAs): N nitrosonornicotine (NNN), N nitrosoanatabine (NAT), N nitrosoanabasine (NAB) and 4 (methylnitrosamino) 1 (3 pyridyl) 1 butanone (NNK) in ground leaf tobacco, manufactured tobacco and tobacco products. The determination is by means of gas chromatography.