IS 2303 : Part 1 : Sec 2 : 2021/ISO 720 : 2020 Grading Glass for Alkalinity Part 1 Hydrolytic Resistance of Glass Grains Section 2 Determination and classification of hydrolytic resistance at 121°C
Revised Standard from Last Update.
NATIONAL FOREWORD
This Indian Standard (Part 1/Sec 2) (Third Revision) which is identical with ISO 720 : 2020 ‘Glass - Hydrolytic resistance of glass grains at 121ºC - Method of test and classification’ issued by the International Organization for Standardization (ISO) was adopted by the Bureau of Indian Standards on the recommendation of the Glass, Glassware and Laboratoryware Sectional Committee and approval of the Chemical Division Council.