Tobacco -- Preparation and constitution of identical samples from the same lot (Code of practice, for collaborative studies for evaluating methods of test)
This standard has been revised by ISO/TS 7821:2005
Provides a practical framework for operations of dividing a lot (not necessarily homogeneous) of tobacco or tobacco products into several similar samples intended for collaborative studies either within or between laboratories. Covers tobacco as a test medium in the forms of powder, cut tobacco, cigarettes, and leaves or strips.
A standard is reviewed every 5 years
Revisions / Corrigenda