Updates

Date: 28th August, 2026 To, To, National Stock Exchange of India Limited BSE Limited Exchange Plaza, C-1 Block G, 25th Floor, Bandra Kurla Complex Phiroze Jeejeebhoy Towers, Bandra [E], Dalal Street, Fort, Mumbai – 400051 Mumbai - 400 001 NSE Scrip Symbol: KRONOX BSE Scrip Code: 544187 Dear Sir/Madam Subject: Intimation under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 – Publication of Detailed Public Statement (“DPS”) in connection with the Open Offer to the shareholders of KRONOX LAB SCIENCES LIMITED. Dear Sir/Madam, Pursuant to Regulation 14(3) and other applicable provisions of the SEBI (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 and Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we wish to inform you that the Detailed Public Statement (DPS) has been published by IIFL Capital Services Limited acting as the Manager on behalf of Indo Borax and Chemicals Limited ("Acquirer") along with Zenrock Chemicals Private Limited ("PAC"), in respect of the open offer to acquire equity shares of KRONOX Lab Sciences Limited. The DPS was published on August 28, 2026 in the following newspapers: Newspaper Language Edition Financial Express English All Edition Jansatta Hindi All Edition Navshakti Marathi Mumbai Edition Lokshatta-Jansatta Gujarati Vadodara Edition A copy of the newspaper publication of the Detailed Public Statement is enclosed herewith for your information and record. Request you to kindly take the same on record and disseminate. Thanking you, Yours Faithfully For KRONOX LAB SCIENCES LIMITED Nikhil Goswami Company Secretary ACS 68272 Encl.: As above