JOURNAL OF LIGHT INDUSTRY

CN 41-1437/TS  ISSN 2096-1553

Volume 30 Issue 5-6
November 2015
Article Contents
HE Yu-ping, WANG Da-feng, XU Lei, et al. Improvement of collection method of ammonia in mainstream cigarette smoke[J]. Journal of Light Industry, 2015, 30(5-6): 58-63. doi: 10.3969/j.issn.2095-476X.2015.5/6.012
Citation: HE Yu-ping, WANG Da-feng, XU Lei, et al. Improvement of collection method of ammonia in mainstream cigarette smoke[J]. Journal of Light Industry, 2015, 30(5-6): 58-63. doi: 10.3969/j.issn.2095-476X.2015.5/6.012 shu

Improvement of collection method of ammonia in mainstream cigarette smoke

  • Received Date: 2015-02-27
  • In order to improve the determination efficiency of ammonia(NH3)in mainstream cigarette smoke, the collection method described in the current standard(YC/T 377-2010)was improved.The Cambridge filter method was established:the mixed solution of ethanol, glycerol, 0.20 mol/L HCl (Vethanol:Vglycerol:VHCl=4:1:5) was used to prepare the special filter. Cambridge filter trap filled by the special filter was used for collecting ammonia from cigarette mainstream smoke in the process of the conventional cigarette suction. The results showed that:the method achieved excellent reproducibility with inter-assay relative standard deviation of 2.33%, whilst the intra-assay deviation was 1.92%.The recovery was in the range of 93% to 97% and achieved high accuracy;With methods of YC/T 377-2010 the relative standard deviation(RSD) was less than 4.38%. The improrved collection method with simple procedure and easy operation, could effectively improve the operating efficiency.
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