New Standard from Last Update.

NATIONAL FOREWORD

This Indian Standard which is identical with ISO 622 : 2016 ‘Solid mineral fuels - Determination of phosphorus content - Reduced molybdophosphate photometric method’ issued by the International Organization for Standardization (ISO) was adopted by the Bureau of Indian Standards on recommendation of the Solid Mineral Fuels and Solid Biofuels Sectional Committee and approval of the Petroleum, Coal and Related Products Division Council.