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 Indian standards, particulars of which are given in the second column

EXTRAORDINARY PART III—Section 4 PUBLISHED BY AUTHORITY No. 440] NEW DELHI, MON DAY, JUNE 26, 2023/ASHADHA 5, 194 5 (1) (2) (3) (4) (5) आई एस 4239 : 2023 आई एस 4239 : 1970 CG-DL-E-26062023-246808 आई एस 5812 : 1970 आई एस 6298 : 2023 आई एस 6298 : 1971 आई एस 6660 : 2023 आई एस 6660 : 1972 आई एस 6850 : 2023 आई एस 6850 : 1973 आई एस 7536 : 2023 आई एस 7536 : 1975 आई एस 7590 : 2023 आई एस 7590 : 1975 आई एस 7591 : 2023 आई एस 7591 : 1975 आई एस 10972 : 2023 आई एस 10972 : 1984 BUREAU OF INDIAN STANDARDS (Department of Consumer Affairs) NOTIFICATION New Delhi , the 21 June , 2023 Ref: HQ-PUB013/1/2020 -PUB -BIS (630) 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 Indian standards, particulars of which are given in the second column of the schedule hereto annexed have been established on the d ate indicated against it in third column. The particulars of the standards, if any which are given in the fourth column shall also remain in force concurrently til l they a re withdrawn on the date indicated against them in the fifth column. आई एस 11061 : 2023 आई एस 1106 1 : 1984 11554 : 2017 ओ 11554 : 1998 THE SCHEDULE Sl No. No., Year & Title of the Indian Standards Established Date of Establishment No. , Year & Title of the Indian Standards to be withdrawan, if any Date of Withdrawal (1) (2) (3) (4) (5) 1 IS 4239 : 2023 Bevel Protractors — Specification (Second Revision) 20 June 2023 IS 4239 : 1970 Specification for Mechanical Bevel Protractors (First Revision) and IS 5812 : 1970 Specification for Optical Bevel Protrac tors 20 Jul y 2023 IS 6298 : 2023 Guide for Selection of Type and Page Layout in Textbooks (First Revision) 20 June 2023 IS 6298 : 1971 Guide for Selection of Type and Page Layout in Textbooks 20 July 2023 3 IS 6660 : 2023 Guide for Illustrations in Books (First Revision) 20 June 20 23 IS 6660 : 1972 Guide for Illustrations in Books 20 July 2023 IS 6850 : 2023 Agar, Microbiological Grade — Specification (First Revision) 20 June 2023 IS 6850 : 1973 Specification for Agar, Microbiological Grade 20 July 2023 IS 7536 : 2023 Soluble Starch, Microbiological Grade — Specification (First Revision) 20 June 2023 IS 7536 : 1975 Specification for Soluble Starch, Microbiological Grade 20 July 2023 IS 7590 : 2023 Gelatin, Microbiological Grade — Spec ification (First Revision) 20 June 2023 IS 7590 : 1975 Specification for Gelatin, Microbiological Grade 20 July 2023 IS 7591 : 2023 Malt Extract, Microbiological Grade — Specification (First Revision) 20 June 2023 IS 7591 : 1975 Speci fication for Malt Extract, Microbiological Grade 20 July 2023 IS 10972 : 2023 Code for Preparation of Escherichia coli Diagnostic Sera (First Revision) 20 June 2023 IS 10972 : 1984 Code for Preparation of Escherichia coli Diagnostic Sera 20 Jul y 2023 IS 11061 : 2023 Code for Preparation of Vibrio cholerae Diagnostic Sera (First Revision) 20 June 2023 IS 11061 : 1984 Code for Preparation of Vibrio cholerae Diagnostic Sera 20 July 2023 IS/ISO 11145 : 2018 Optics and Photonics — Laser s and Laser -Related Equipment — Vocabulary and Symbols (First Revision) 20 June 2023 IS/ISO 11145 : 1994 Optics and Optical Instruments — Lasers and Laser -Related Equipment — Vocabulary and Symbols 20 July 2023 P. RAJESH , Scientist F & DDG (ITS, PRT & TNM) [ADVT. -III/4/Exty./ 221/2023 -24] Uploaded by Dte . of Print ing at Gover nment of India Press, Ring Road, Mayapuri, New Delhi -110064 and Published by the Controller of Publications, Delhi -110054 . 11 IS 14963 : 2023/ISO 11554 : 2017 Optics and Ph otonics — Lasers and Laser -Related Equipment — Test Methods for Laser Beam Power, Energy and Temporal Characteristics (First Revision) 20 June 2023 IS 14963 : 2001/ISO 11554 : Optics and Optical Instruments — Lasers and Laser -Related Equipment — Test Methods for Laser Beam Power, Energy and Temporal Characteristics 20 July 2023