New Standard from Last Update.

NATIONAL FOREWORD

This Indian Standard (Part 21) which is identical with ISO 5667-21 : 2010 ‘Water quality - Sampling - Part 21: Guidance on sampling of drinking water distributed by tankers or means other than distribution pipes’ issued by the International Organization for Standardization (ISO) was adopted by the Bureau of Indian Standards on recommendation of the Water Quality Sectional Committee and approval of the Chemical Division Council.