We are herewith submitting the Certificate issued by MUFG Intime India Private Limited, RTA of the Company for the Quarter ended on 30th September, 2026

DENIS CHEM LAB LIMITED MANUFACTURERS OF PARENTERAL PRODUCTS [CIN: L24230GJ1980PLC003843] ADDRESS: 401 – ABHISHREE, OPP. OM TOWER, SATELLITE ROAD, AHMEDABAD – 380 015 GUJARAT, INDIA TEL.: +91 (79) 26925716, 26925719 FAX: +91 (79) 26925710 Email: denischem401@gmail.com 7th October, 2026 BSE Limited Phiroze Jeejeebhoy Towers, Dalal Street, Fort, Mumbai - 400001 Ref: Company Code No. 537536 Sub.: Certificate under Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018 for the quarter ended 30th September, 2026 Sir / Madam, Pursuant to Regulation 74(5) of SEBI (Depositories and Participants) Regulations, 2018, we are hereby submitting the certificate issued by MUFG Intime India Private Limited, Registrar and Share Transfer Agent of the Company for the Quarter ended on 30th September, 2026. Kindly take the same on record. Thanking You, Yours faithfully, FOR DENIS CHEM LAB LIMITED ANAL DESAI COMPANY SECRETARY & COMPLIANCE OFFICER Encl – As above REGD OFFICE & FACTORY: BLOCK NO. 457, VILLAGE: CHHATRAL, TAL: KALOL (N.G.) DIST: GANDHINAGAR – 382 729 GUJARAT, TEL: +91 (2764) 233596, 233613 FAX: +91 (2764) 233896 WEB: www.denischemlab.com MUFG Intime India Private Limited (Formerly Link Intime India Private Limited) CIN: U67190MH1999PTC118368 Registered Address: C-101, Embassy 247, L.B.S. Marg, Vikhroli (West), Mumbai - 400083. Tel: +91 22 4918 6000 www.in.mpms.mufg.com Date : 03-10-2026 The Compliance Officer/ Company Secretary DENIS CHEM LAB LIMITED 457, VILLAGE CHHATRAL, MEHSANA HIGHWAY TA. KALOL (N.G.) , DIST GANDHINAGAR GANDHI NAGAR PINCODE : 382721 Sub : Confirmation Certificate under Regulation 74(5) of Securities and Exchange Board of India (Depositories and Participants) Regulations, 2018. Dear Sir/Madam, In reference to the above captioned regulation, we hereby confirm that the securities received from the depository participants for dematerialisation during the quarter ended 30th September 2026, were confirmed (accepted/rejected) to the depositories by us and that securities comprised in the said certificates have been listed on the stock exchanges where the earlier issued securities are listed. We hereby also confirm that the security certificates received for dematerialisation have been confirmed/rejected and the security certificates received were mutilated and cancelled after due verification by the depository participant and the name of the depositories have been substituted in the register of members as the registered owner within the prescribed timelines. We request you to kindly take note of the above in your records. Thanking you, Yours faithfully, For MUFG Intime India Private Limited (Formerly Link Intime India Private Limited) Ashok Shetty Sr. Vice President-Corporate Registry MUFG Intime India Private Limited A part of MUFG Corporate Markets, a division of MUFG Pension & Market Services