Tobacco and tobacco products. Determination of nicotine purity. Gravimetric method using tungstosilicic acid Ingestion-build-225643 ISO 22634‑2 on determination of

ISO 22634‑2 on determination of benzo[a]pyrene in cigarette smoke is applicable to:

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

or loosening of the runner after the tests

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

Tobacco and tobacco products. Determination of nicotine purity. Gravimetric method using tungstosilicic acid Ingestion-build-225643 ISO 22634‑2 on determination of1 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.