New Standard from Last Update.

NATIONAL FOREWORD

This Indian Standard which is identical to ISO 10143 : 2019 ‘Carbonaceous materials for the production of aluminium - Calcined coke for electrodes - Determination of the electrical resistivity of granules’ issued by the International Organization for Standardization (ISO) was adopted by the Bureau of Indian Standards on the recommendation of the Methods for Sampling and Test for Petroleum and Related Products of Natural or Synthetic Origin (Excluding Bitumen) Sectional Committee and approval of the Petroleum, Coal and Related Products Division Council.

Certain modifications due to particular needs of Indian petroleum industry have been made, which have been mentioned in National Annex A.