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<xbrli:context id="OneItemsThatWillNotBeReclassifiedToProfitAndLoss01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">IONEXCHANG</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2024-10-01</xbrli:startDate><xbrli:endDate>2024-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillNotBeReclassifiedToProfitAndLossAxis"><ItemsThatWillNotBeReclassifiedToProfitAndLossDomain>in-bse-fin:OneItemsThatWillNotBeReclassifiedToProfitAndLoss01Member</ItemsThatWillNotBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
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<xbrli:context id="OneItemsThatWillBeReclassifiedToProfitAndLoss01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">IONEXCHANG</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2024-10-01</xbrli:startDate><xbrli:endDate>2024-12-31</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillBeReclassifiedToProfitAndLossAxis"><ItemsThatWillBeReclassifiedToProfitAndLossDomain>in-bse-fin:OneItemsThatWillBeReclassifiedToProfitAndLoss01Member</ItemsThatWillBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
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<xbrli:unit id="INR"><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unit><xbrli:unit id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><xbrli:unit id="shares"><xbrli:measure>xbrli:shares</xbrli:measure></xbrli:unit><xbrli:unit id="INRPerShare"><xbrli:divide><xbrli:unitNumerator><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unitNumerator><xbrli:unitDenominator><xbrli:measure>xbrli:shares</xbrli:measure></xbrli:unitDenominator></xbrli:divide></xbrli:unit>
<in-bse-fin:ScripCode contextRef="OneD">500214</in-bse-fin:ScripCode>
<in-bse-fin:Symbol contextRef="OneD">IONEXCHANG</in-bse-fin:Symbol>
<in-bse-fin:MSEISymbol contextRef="OneD">NOTLISTED</in-bse-fin:MSEISymbol>
<in-bse-fin:NameOfTheCompany contextRef="OneD">ION Exchange (India) Limited</in-bse-fin:NameOfTheCompany>
<in-bse-fin:ClassOfSecurity contextRef="OneD">Equity</in-bse-fin:ClassOfSecurity>
<in-bse-fin:DateOfStartOfFinancialYear contextRef="OneD">2024-04-01</in-bse-fin:DateOfStartOfFinancialYear>
<in-bse-fin:DateOfEndOfFinancialYear contextRef="OneD">2025-03-31</in-bse-fin:DateOfEndOfFinancialYear>
<in-bse-fin:DateOfBoardMeetingWhenFinancialResultsWereApproved contextRef="OneD">2025-01-23</in-bse-fin:DateOfBoardMeetingWhenFinancialResultsWereApproved>
<in-bse-fin:DateOnWhichPriorIntimationOfTheMeetingForConsideringFinancialResultsWasInformedToTheExchange contextRef="OneD">2025-01-14</in-bse-fin:DateOnWhichPriorIntimationOfTheMeetingForConsideringFinancialResultsWasInformedToTheExchange>
<in-bse-fin:DescriptionOfPresentationCurrency contextRef="OneD">INR</in-bse-fin:DescriptionOfPresentationCurrency>
<in-bse-fin:LevelOfRoundingUsedInFinancialStatements contextRef="OneD">Lakhs</in-bse-fin:LevelOfRoundingUsedInFinancialStatements>
<in-bse-fin:ReportingQuarter contextRef="OneD">Third quarter</in-bse-fin:ReportingQuarter>
<in-bse-fin:StartTimeOfBoardMeeting contextRef="OneD">11:00:00</in-bse-fin:StartTimeOfBoardMeeting>
<in-bse-fin:EndTimeOfBoardMeeting contextRef="OneD">17:00:00</in-bse-fin:EndTimeOfBoardMeeting>
<in-bse-fin:DateOfStartOfBoardMeeting contextRef="OneD">2025-01-23</in-bse-fin:DateOfStartOfBoardMeeting>
<in-bse-fin:DateOfEndOfBoardMeeting contextRef="OneD">2025-01-23</in-bse-fin:DateOfEndOfBoardMeeting>
<in-bse-fin:DeclarationOfUnmodifiedOpinionOrStatementOnImpactOfAuditQualification contextRef="OneD">Not applicable</in-bse-fin:DeclarationOfUnmodifiedOpinionOrStatementOnImpactOfAuditQualification>
<in-bse-fin:IsCompanyReportingMultisegmentOrSingleSegment contextRef="OneD">Multi segment</in-bse-fin:IsCompanyReportingMultisegmentOrSingleSegment>
<in-bse-fin:DateOfStartOfReportingPeriod contextRef="OneD">2024-10-01</in-bse-fin:DateOfStartOfReportingPeriod>
<in-bse-fin:DateOfEndOfReportingPeriod contextRef="OneD">2024-12-31</in-bse-fin:DateOfEndOfReportingPeriod>
<in-bse-fin:WhetherResultsAreAuditedOrUnaudited contextRef="OneD">Unaudited</in-bse-fin:WhetherResultsAreAuditedOrUnaudited>
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<in-bse-fin:FinanceCosts contextRef="OneD" unitRef="INR" decimals="-5">33000000.00</in-bse-fin:FinanceCosts>
<in-bse-fin:DepreciationDepletionAndAmortisationExpense contextRef="OneD" unitRef="INR" decimals="-5">113300000.00</in-bse-fin:DepreciationDepletionAndAmortisationExpense>
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<in-bse-fin:Expenses contextRef="OneD" unitRef="INR" decimals="-5">6296700000.00</in-bse-fin:Expenses>
<in-bse-fin:ProfitBeforeExceptionalItemsAndTax contextRef="OneD" unitRef="INR" decimals="-5">691900000.00</in-bse-fin:ProfitBeforeExceptionalItemsAndTax>
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<in-bse-fin:ProfitLossFromDiscontinuedOperationsAfterTax contextRef="OneD" unitRef="INR" decimals="-5">0.00</in-bse-fin:ProfitLossFromDiscontinuedOperationsAfterTax>
<in-bse-fin:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod contextRef="OneD" unitRef="INR" decimals="-5">5600000.00</in-bse-fin:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod>
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<in-bse-fin:PaidUpValueOfEquityShareCapital contextRef="OneD" unitRef="INR" decimals="-5">142300000.00</in-bse-fin:PaidUpValueOfEquityShareCapital>
<in-bse-fin:FaceValueOfEquityShareCapital contextRef="OneD" unitRef="INRPerShare" decimals="INF">1</in-bse-fin:FaceValueOfEquityShareCapital>
<in-bse-fin:BasicEarningsLossPerShareFromContinuingOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">4.10</in-bse-fin:BasicEarningsLossPerShareFromContinuingOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromContinuingOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">4.10</in-bse-fin:DilutedEarningsLossPerShareFromContinuingOperations>
<in-bse-fin:BasicEarningsLossPerShareFromDiscontinuedOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">0.00</in-bse-fin:BasicEarningsLossPerShareFromDiscontinuedOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromDiscontinuedOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">0.00</in-bse-fin:DilutedEarningsLossPerShareFromDiscontinuedOperations>
<in-bse-fin:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">4.10</in-bse-fin:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="OneD" unitRef="INRPerShare" decimals="INF">4.10</in-bse-fin:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations>
<in-bse-fin:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock contextRef="OneD">Notes:      1) The consolidated financial results include the results of its subsidiaries - Aqua Investments (India) Limited, Ion Exchange And Company LLC, Ion Exchange Arabia for Water, Ion Exchange Asia Pacific Pte. Ltd. (Consolidated), Ion Exchange Enviro Farms Limited (IEEFL), Ion Exchange Environment Management (BD) Limited, Ion Exchange Europe LDA, Ion Exchange LLC, Ion Exchange Projects And Engineering Limited, Ion Exchange Purified Drinking Water Private Limited, Ion Exchange Safic Pty. Limited, Ion Exchange WTS (Bangladesh) Limited, Mapril - Produtos Químicos e Máquinas Para A Industria LDA, Total Water Management Services (India) Limited and Watercare Investments (India) Limited.      2) IEI Environmental Management Sdn. Bhd. has filed for winding-up in March 2024. Further, Global Composites And Structurals Limited, and Ion Exchange Environment Management Limited has amalgamated with Ion Exchange (India) Limited as per scheme of amalgamation approved by the Mumbai bench of National Company Law Tribunal on 21st February 2024. The scheme has taken effect from the appointed date i.e., 1st April, 2023. The above schemes of merger have been accounted under ‘the pooling of interests method’ i.e., in accordance with Appendix C of Ind AS 103 – Business Combinations.      3) The above consolidated financial results which are published in accordance with Regulation 33 of the SEBI (Listing Obligations &amp; Disclosure Requirements) Regulations, 2015 ('Listing Regulations'), as amended, have been reviewed by the Audit Committee at their meeting held on 23rd January 2025 and approved by the Board of Directors at their meeting held on 23rd January 2025. The financial results are prepared in accordance with the Ind AS 34 prescribed under Section 133 of the Companies Act, 2013 and other recognised accounting policies and principles.      4) Earnings per equity share includes Ind AS impact of consolidation of 23,689,390 equity shares of INR 1 each and 46,750 equity shares of INR 1 each held by IEI Shareholding (Staff Welfare) Trusts and  HMIL Shareholding (Staff Welfare) Trusts respectively.      5) With respect to the ongoing matter with SEBI of IEEFL (a subsidiary of the Company), the Company’s appeal filed in Supreme Court came up for hearing on 6th December 2021. The Court considered report of SEBI empaneled Auditor who was appointed by IEEFL. After detailed hearing, Supreme Court while disposing off the matter,  granted liberty to IEEFL to approach SEBI requesting to reconsider the matter by producing additional material, which has been duly complied. SEBI has thereafter appointed Auditors to submit report thereon.  Auditors have submitted their report to SEBI.  Based on the report SEBI sought certain clarifications and IEEFL has provided clarifications in the matter. SEBI vide letter dated 16th May 2024 has directed IEEFL to deposit an amount of INR 2,202 Lacs towards repayment of money to the Investors. IEEFL has represented to SEBI to reconsider the matter in line with the Audit findings.  SEBI vide email dated 7th  August 2024 rejected company’s request. Company has filed appeal with SAT  which came up for hearing on 17th October 2024. In the hearing the counsel for SEBI made a statement that SEBI will not initiate any recovery proceedings till the next date of hearing. SEBI filed its reply  and the matter will come up for hearing on 10th February 2025. IEEFL does not envisage any liability on this account. The auditors of the IEEFL has included an 'Emphasis of matter' in their review report on this account.</in-bse-fin:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock>
<in-bse-fin:IsCompanyReportingMultisegmentOrSingleSegment contextRef="FourD">Multi segment</in-bse-fin:IsCompanyReportingMultisegmentOrSingleSegment>
<in-bse-fin:DateOfStartOfReportingPeriod contextRef="FourD">2024-04-01</in-bse-fin:DateOfStartOfReportingPeriod>
<in-bse-fin:DateOfEndOfReportingPeriod contextRef="FourD">2024-12-31</in-bse-fin:DateOfEndOfReportingPeriod>
<in-bse-fin:WhetherResultsAreAuditedOrUnaudited contextRef="FourD">Unaudited</in-bse-fin:WhetherResultsAreAuditedOrUnaudited>
<in-bse-fin:NatureOfReportStandaloneConsolidated contextRef="FourD">Consolidated</in-bse-fin:NatureOfReportStandaloneConsolidated>
<in-bse-fin:RevenueFromOperations contextRef="FourD" unitRef="INR" decimals="-5">19025500000.00</in-bse-fin:RevenueFromOperations>
<in-bse-fin:OtherIncome contextRef="FourD" unitRef="INR" decimals="-5">337700000.00</in-bse-fin:OtherIncome>
<in-bse-fin:Income contextRef="FourD" unitRef="INR" decimals="-5">19363200000.00</in-bse-fin:Income>
<in-bse-fin:CostOfMaterialsConsumed contextRef="FourD" unitRef="INR" decimals="-5">11122900000.00</in-bse-fin:CostOfMaterialsConsumed>
<in-bse-fin:PurchasesOfStockInTrade contextRef="FourD" unitRef="INR" decimals="-5">783000000.00</in-bse-fin:PurchasesOfStockInTrade>
<in-bse-fin:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade contextRef="FourD" unitRef="INR" decimals="-5">-64200000.00</in-bse-fin:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade>
<in-bse-fin:EmployeeBenefitExpense contextRef="FourD" unitRef="INR" decimals="-5">2526300000.00</in-bse-fin:EmployeeBenefitExpense>
<in-bse-fin:FinanceCosts contextRef="FourD" unitRef="INR" decimals="-5">98500000.00</in-bse-fin:FinanceCosts>
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<in-bse-fin:Expenses contextRef="FourD" unitRef="INR" decimals="-5">17370800000.00</in-bse-fin:Expenses>
<in-bse-fin:ProfitBeforeExceptionalItemsAndTax contextRef="FourD" unitRef="INR" decimals="-5">1992400000.00</in-bse-fin:ProfitBeforeExceptionalItemsAndTax>
<in-bse-fin:ExceptionalItemsBeforeTax contextRef="FourD" unitRef="INR" decimals="-5">0.00</in-bse-fin:ExceptionalItemsBeforeTax>
<in-bse-fin:ProfitBeforeTax contextRef="FourD" unitRef="INR" decimals="-5">1992400000.00</in-bse-fin:ProfitBeforeTax>
<in-bse-fin:CurrentTax contextRef="FourD" unitRef="INR" decimals="-5">518600000.00</in-bse-fin:CurrentTax>
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<in-bse-fin:TaxExpense contextRef="FourD" unitRef="INR" decimals="-5">553300000.00</in-bse-fin:TaxExpense>
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<in-bse-fin:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod contextRef="FourD" unitRef="INR" decimals="-5">11000000.00</in-bse-fin:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod>
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<in-bse-fin:BasicEarningsLossPerShareFromContinuingOperations contextRef="FourD" unitRef="INRPerShare" decimals="INF">12.19</in-bse-fin:BasicEarningsLossPerShareFromContinuingOperations>
<in-bse-fin:DilutedEarningsLossPerShareFromContinuingOperations contextRef="FourD" unitRef="INRPerShare" decimals="INF">12.19</in-bse-fin:DilutedEarningsLossPerShareFromContinuingOperations>
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<in-bse-fin:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="FourD" unitRef="INRPerShare" decimals="INF">12.19</in-bse-fin:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations>
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<in-bse-fin:DescriptionOfOtherExpenses contextRef="OneOperatingExpenses01D">Other Expenses</in-bse-fin:DescriptionOfOtherExpenses>
<in-bse-fin:OtherExpenses contextRef="OneOperatingExpenses01D" unitRef="INR" decimals="-5">942100000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:DescriptionOfOtherExpenses contextRef="FourOperatingExpenses01D">Other Expenses</in-bse-fin:DescriptionOfOtherExpenses>
<in-bse-fin:OtherExpenses contextRef="FourOperatingExpenses01D" unitRef="INR" decimals="-5">2577700000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentRevenue01D">Chemicals</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentRevenue contextRef="OneReportableSegmentRevenue01D" unitRef="INR" decimals="-5">1993400000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentRevenue02D">Consumer Products</in-bse-fin:DescriptionOfReportableSegment>
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<in-bse-fin:DisclosureOfNotesOnSegmentsExplanatoryTextBlock contextRef="OneD">Notes:      1) Segments have been identified in line with the Ind AS 108 'Operating Segment'.      2) Global Composites And Structurals Limited and Ion Exchange Environment Management Limited has amalgamated with Ion Exchange (India) Limited as per scheme of amalgamation approved by the Mumbai bench of National Company Law Tribunal on 21st February 2024. The scheme has taken effect from the appointed date i.e., 1st April, 2023. Both the above schemes of merger have been accounted under ‘the pooling of interests method’ i.e., in accordance with Appendix C of Ind AS 103 – Business Combinations and comparatives have been restated for the merger from the beginning of the previous year i.e., 1st April 2022.</in-bse-fin:DisclosureOfNotesOnSegmentsExplanatoryTextBlock>
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