No. 60 - Determination of 1,2-Propylene Glycol and Glycerol in Tobacco and Tobacco Products by Gas Chromatography
The Recommended Method is applicable to the determination of propylene glycol and glycerol in tobacco and tobacco products, including smokeless tobacco and cigarette filler. The method is applicable to PG and GLY concentrations ranging at least from a mass fraction of 0,3 % to 5,0 %.
CRM 61 - Determination of 1,2-Propylene Glycol, Glycerol and Sorbitol in Tobacco and Tobacco Products by High Performance Liquid Chromatography (HPLC) (July 2015)
CRM 57 - Determination of Water in Tobacco and Tobacco Products by Gas Chromatographic Analysis (Aug. 2018)
CRM 56 - Determination of Water in Tobacco and Tobacco Products by Karl Fischer Method (August 2018)
Report - 2016 Collaborative Study of Humectants - Determination of Glycerol and 1,2-Propylene Glycol in Tobacco (May 2019)
Report - 2012 Collaborative Study on Humectants (February 2015)
Report - Technical Report on 2007 Joint Experiment to Update Repeatability and Reproducibility Statistics for CRM 60 and CRM 61 (January 2010)