In pursuance of Sub rule 1 of Rule 15 of the Bureau of Indian Standards Rules, 2018, the Bureau of Indian Standards hereby notifies that Amendments

REGD. No. D. L.-33004/99 The Gazette of India CG-DL-E-28032026-271375 EXTRAORDINARY PART III—Section 4 PUBLISHED BY AUTHORITY No. 223] NEW DELHI, FRIDAY, MARCH 27, 2026/CHAITRA 6, 1948 2258 GI/2026 THE GAZETTE OF INDIA : EXTRAORDINARY [PART III—SEC.4] BUREAU OF INDIAN STANDARDS (Department of Consumer Affairs) NOTIFICATION New Delhi, the 25th March, 2026 Ref: HQ-PUB015/1/2020-PUB-BIS (1507).— In pursuance of Sub-rule (1) of Rule (15) of the Bureau of Indian Standards Rules, 2018, the Bureau of Indian Standards hereby notifies that Amendments to Indian standards, particulars of which are given in schedule hereto annexed have been established. SCHEDULE +-----+-------------------------------------------------------+-----------------------------+----------------------------------+-----------------------------------------------------------------------------------------+ | SI | No., Year & Title of the Indian | No. and | Date of | Date till which | | No. | Standard | Month/Year of the | Establishment of the | the standard | | | | Amendment | Amendment | without the | | | | | | amendment as | | | | | | mentioned in | | | | | | column 3 shall | | | | | | remain in force | +-----+-------------------------------------------------------+-----------------------------+----------------------------------+-----------------------------------------------------------------------------------------+ | (1) | (2) | (3) | (4) | (5) | +=====+=======================================================+=============================+==================================+=========================================================================================+ | 1 | IS 2088: 2023 | Amendment No. 1 | 25 March 2026 | 24 September | | | Methods for Determination of | March 2026 | | 2026 | | | Arsenic | | | | | | (Third Revision) | | | | +-----+-------------------------------------------------------+-----------------------------+----------------------------------+-----------------------------------------------------------------------------------------+ | 2 | IS 5182 (Part 2/Sec 1): 2023 | Amendment No. 1 | 25 March 2026 | 24 September | | | Methods for Measurement of Air | March 2026 | | 2026 | | | Pollution | | | | | | Part 2 Sulphur Dioxide | | | | | | Section 1 Tetrachloromercurate/ | | | | | | Pararosaniline Method | | | | | | (Second Revision) | | | | +-----+-------------------------------------------------------+-----------------------------+----------------------------------+-----------------------------------------------------------------------------------------+ | 3 | IS 6831: 2023 | Amendment No. 1 | 25 March 2026 | 24 September | | | Caustic Potash Specification | March 2026 | | 2026 | | | (Third Revision) | | | | +-----+-------------------------------------------------------+-----------------------------+----------------------------------+-----------------------------------------------------------------------------------------+ CHITRA GUPTA, Scientist G & DDG (Hallmarking and Training) [ADVT.-III/4/Exty./799/2025-26] Uploaded by Dte. of Printing at Government of India Press, Ring Road, Mayapuri, New Delhi-110064 and Published by the Controller of Publications, Delhi-110054.