Revised Standard from Last Update.

NATIONAL FOREWORD

This Indian Standard (First Revision) which is identical with ISO 13276 : 2020 ‘Tobacco and tobacco products - Determination of nicotine purity - Gravimetric method using tungstosilicic acid’ issued by the International Organization for Standardization (ISO) was adopted by the Bureau of Indian Standards on recommendation of the Tobacco and Tobacco Products Sectional Committee