<?xml version="1.0" encoding="UTF-8"?>
<!--REG30 V1.0 (16-10-2025)-->
<xbrli:xbrl xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2025-08-31/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/Regulation_30_Restructuring/2025-08-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="http://www.sebi.gov.in/xbrl/Regulation_30_Restructuring/2025-08-31/in-capmkt-roles" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" 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.xbrl.org/2003/XLink"><link:schemaRef xlink:type="simple" xlink:href="in-capmkt-ent-2025-08-31.xsd"/><xbrli:context id="OneI"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">512529</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-11-02</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="OneD"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">512529</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-11-02</xbrli:startDate><xbrli:endDate>2026-11-02</xbrli:endDate></xbrli:period></xbrli:context><in-capmkt:ScripCode contextRef="OneI">512529</in-capmkt:ScripCode><in-capmkt:NameOfTheCompany contextRef="OneI">VIYASH SCIENTIFIC LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:NSESymbol contextRef="OneI">VIYASH</in-capmkt:NSESymbol><in-capmkt:MSEISymbol contextRef="OneI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="OneI">INE807F01027</in-capmkt:ISIN><in-capmkt:TypeOfAnnouncementPertainingToRegulation30Restructuring contextRef="OneD">Update</in-capmkt:TypeOfAnnouncementPertainingToRegulation30Restructuring><in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfBoardMeeting contextRef="OneD">false</in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfBoardMeeting><in-capmkt:DateOfOccurrenceOfEvent contextRef="OneI">2026-11-02</in-capmkt:DateOfOccurrenceOfEvent><in-capmkt:TimeOfOccurrenceOfEvent contextRef="OneD">11:34:00</in-capmkt:TimeOfOccurrenceOfEvent><in-capmkt:DateOfInitialAnnouncement contextRef="OneI">2026-08-11</in-capmkt:DateOfInitialAnnouncement><in-capmkt:DateOfLatestAnnouncement contextRef="OneI">2026-08-11</in-capmkt:DateOfLatestAnnouncement><in-capmkt:DateOfReport contextRef="OneI">2026-11-02</in-capmkt:DateOfReport><in-capmkt:RemarksForWebsiteDissemination contextRef="OneI">The incorporation of the Company was completed on October 30, 2026. However, the Company received intimation of the same on November 2, 2026. Accordingly, the date of occurrence of the event has been reported as November 2, 2026.</in-capmkt:RemarksForWebsiteDissemination><in-capmkt:UpdateForTheEvent contextRef="OneD">Acquisition of “to be incorporated companies”</in-capmkt:UpdateForTheEvent><in-capmkt:BriefDetailsOfInitialAnnouncement contextRef="OneI">On August 11, 2026,  the Board approved the incorporation of a step-down subsidiary in Vietnam.</in-capmkt:BriefDetailsOfInitialAnnouncement><in-capmkt:ReasonForUpdate contextRef="OneD">Others</in-capmkt:ReasonForUpdate><in-capmkt:OtherUpdates contextRef="OneI">Alivira Vietnam Company Limited has been incorporated in Vietnam on October 30, 2026, as a wholly owned subsidiary of Alivira Animal Health Limited, India, a wholly owned subsidiary of the Company.

Consequently, Alivira Vietnam Company Limited has become a step-down wholly owned subsidiary of the Company with effect from October 30, 2026. 

The Company received confirmation of the aforesaid incorporation on November 2, 2026.</in-capmkt:OtherUpdates><in-capmkt:AnyOtherBriefSignificantInformationForAnnouncementUpdate contextRef="OneI">Investment of upto USD 400,000 by AAHL (Wholly owned Subsidiary of the Company)</in-capmkt:AnyOtherBriefSignificantInformationForAnnouncementUpdate></xbrli:xbrl>