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<!--REG30PARAB V1.0 (01-06-2026)-->
<xbrli:xbrl xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2026-04-30/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/Regulation_30_Para_B_Of_Part_A_Of_Schedule_III/2026-04-30/in-capmkt/in-capmkt-ent" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:in-capmkt-types="http://www.sebi.gov.in/xbrl/2026-04-30/in-capmkt-types" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xl="http://www.w3.org/1999/xlink"><link:schemaRef xlink:type="simple" xlink:href="in-capmkt-ent-2026-04-30.xsd"/><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">532504</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-29</xbrli:instant></xbrli:period></xbrli:context><in-capmkt:NSESymbol contextRef="MainI">NAVINFLUOR</in-capmkt:NSESymbol><in-capmkt:NameOfTheCompany contextRef="MainI">Navin Fluorine International Limited</in-capmkt:NameOfTheCompany><in-capmkt:ScripCode contextRef="MainI">532504</in-capmkt:ScripCode><in-capmkt:MSEISymbol contextRef="MainI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE048G01026</in-capmkt:ISIN><in-capmkt:TypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIII contextRef="MainI">Commencement or postponement (Sub-para 1-Para B)</in-capmkt:TypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIII><in-capmkt:TypeOfAnnouncementAsPerRegulation30ParaBOfPartAOfScheduleIII contextRef="MainI">New</in-capmkt:TypeOfAnnouncementAsPerRegulation30ParaBOfPartAOfScheduleIII><in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfTheBoardMeeting contextRef="MainI">false</in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfTheBoardMeeting><in-capmkt:DateOfOccurrenceOfEventOrInformation contextRef="MainI">2026-09-29</in-capmkt:DateOfOccurrenceOfEventOrInformation><in-capmkt:TimeOfOccurrenceOfEventOrInformation contextRef="MainI">07:15:00</in-capmkt:TimeOfOccurrenceOfEventOrInformation><in-capmkt:DateOfReport contextRef="MainI">2026-09-29</in-capmkt:DateOfReport><in-capmkt:DisclosureForUnitOrDivisionOfTheCompany contextRef="MainI">Unit</in-capmkt:DisclosureForUnitOrDivisionOfTheCompany><in-capmkt:DisclosureForCommencementOfCommercialProductionOrCommercialOperationsOfTheCompany contextRef="MainI">Commercial production</in-capmkt:DisclosureForCommencementOfCommercialProductionOrCommercialOperationsOfTheCompany><in-capmkt:NameOfUnitOrDivisionOfTheCompany contextRef="MainI">Multi Purpose Plant facility at Dahej site by Navin Fluorine Advanced Sciences Limited</in-capmkt:NameOfUnitOrDivisionOfTheCompany><in-capmkt:DateOfCommencement contextRef="MainI">2026-09-29</in-capmkt:DateOfCommencement><in-capmkt:DetailsOfCommencement contextRef="MainI">This refers to our earlier intimation dated October 30, 2025, inter alia informing about, approval of the Board of Directors for funding of ₹75 Crores for debottlenecking of Multi Purpose Plant (‘MPP’) facility at Dahej site by Navin Fluorine Advanced Sciences Limited (‘NFASL’), Wholly Owned Subsidiary of the Company.
We wish to inform you that NFASL has successfully commissioned the debottlenecking capacity for the above MPP facility with commercial production and dispatch of the product commencing from today.</in-capmkt:DetailsOfCommencement><in-capmkt:WhetherPriorIntimationOfDateOfCommencementOfCommercialProductionOrOperationsWasGiven contextRef="MainI">false</in-capmkt:WhetherPriorIntimationOfDateOfCommencementOfCommercialProductionOrOperationsWasGiven></xbrli:xbrl>