Tobacco and tobacco products. Determination of nicotine purity. Gravimetric method using tungstosilicic acid Ingestion-build-225643 BS EN ISO 22117:2019 supersedes

BS EN ISO 22117:2019 supersedes DD CEN ISO/TS 22117:2010

or loosening of the runner after the tests

Lifetime issues

This document specifies the methodology for the statistical comparison of standard deviation under reproducibility conditions achieved in PT programmes versus that published

The connecting dimensions of support discs and clamping units are matched for spindle ends with the common practice of this kind of hand-held machine

Tobacco and tobacco products. Determination of nicotine purity. Gravimetric method using tungstosilicic acid Ingestion-build-225643 BS EN ISO 22117:2019 supersedes1 Scope This document specifies a method for the gravimetric determination of the purity of nicotine using tungstosilicic acid. The method is applicable to pure nicotine or nicotine salts used to calibrate analytical methods for the determination of nicotine in the field of tobacco, tobacco products and smoke analysis.