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Dossier · CLEAN SCIENCE & TECH LTD · 28 October 2026Page 1 of 3
Company Dossier
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CLEAN SCIENCE & TECH LTD
NSE: CLEAN · BSE: 543318
Commodities › Chemicals › Chemicals & Petrochemicals › Specialty Chemicals

CLEAN SCIENCE & TECH LTD

StateQ1 FY27 filed
Last close · 27 Oct 2026₹736.00
Market cap₹7.8k cr
TTM P/E · P/B · EV/EBITDA33.6 · 4.94 · 19.8

Manufactures specialty chemicals, including Hindered Amine Light Stabilizers (HALS), and operates a portfolio of legacy specialty chemicals such as 4-MAP. HALS volumes crossed 1,000 tonnes in Q4 FY26 versus roughly 350-360 tonnes eight quarters earlier, with export mix at 50% (versus 20% historically) and a March blended realisation of INR460/kg. A new HQ/Catechol plant is under stabilisation at 10-15% utilisation, expected to reach optimal operations in 1-2 quarters and to fully replace imports for TBHQ and Veratrole. Performance Chemical 2 is on track for September 2026 commercialisation, with revenue ramp expected in FY28. The company has a 5-year long-term supply arrangement with Kemin Industries for key ingredients used in Kemin's food and feed business, and a manufacturing collaboration with Swiss start-up Geneus Chem AG on advanced HALS products. FY26 revenue was INR956.547 crore with an EBITDA margin of 40.5211%; standalone FY26 revenue declined 12% to INR796 crore due to the loss of a 4-MAP FMCG customer and pricing pressure. Raw materials account for 37.6% of revenue, and the company carries no debt. AR · MarketPing reader · 2026-08-02

Revenue streams, as the annual report describes them. HALS (Hindered Amine Light Stabilizers), Legacy specialty chemicals, HQ and Catechol, Performance Chemical 2, Clean Fino-Chem subsidiary. Specialty chemicals manufacturer with growing HALS franchise and newly stabilising HQ/Catechol plant; debt-free

What a broker report prints here — the analyst's thesis. This dossier prints the filed record instead; the narrative read of the latest results, the guidance ledger and the earnings-call summary are the composer's sections (INSTITUTIONAL-PLAN.md M3) and are not yet produced.

Exhibit 1: Financial summary, FY22–FY26 (all audited; no estimate years)

₹ crore · consolidatedFY22FY23FY24FY25FY26
Revenue685936791967957
EBITDA (ex other income)300402332388355
margin %43.843.042.040.137.1
Owners' profit0295244264230
EPS, as reported (₹)21.5127.7922.9724.8821.61
ROE % · ROCE %29.7 · 38.629.2 · 38.220.3 · 26.518.7 · 24.614.5 · 19.2
Debt / equity (x)0.000.000.000.000.00
Cash from operations127279237214275
Capex(140)(183)(232)(142)(201)
Source: SEBI results XBRL as filed with BSE/NSE; EBITDA excludes other income.
Every figure is a filed number or a ratio over filed numbers · No rating, target or fair value is expressed · Disclosures on the last pagemarketping.in
Dossier · CLEAN SCIENCE & TECH LTD · 28 October 2026Page 2 of 3

Exhibit 2: Quarterly performance, last 8 quarters

₹ croreQ2 FY25Q3 FY25Q4 FY25Q1 FY26Q2 FY26Q3 FY26Q4 FY26Q1 FY27
Revenue238241264243245220249268
Profit before tax83851009575637898
Net profit5966747055465873
EPS (₹)5.536.186.976.595.224.325.486.90
Source: quarterly results as filed; the balance sheet is filed half-yearly and is not repeated here.

Exhibit 3: Peers — basic industry group, by market cap

CompanyM.cap ₹ crP/EP/BEV/EBITDAROE %ROCE %Rev CAGR 5y %EBITDA m. %
PIDILITE INDUSTRIES LTD1,47,58155.713.3639.122.428.014.928.6
SRF LTD69,21432.04.9321.413.113.113.425.2
GUJARAT FLUOROCHEM LTD46,55276.05.8837.07.38.713.527.7
NAVIN FLUORINE INT. LTD42,47653.710.6938.316.716.423.037.5
AETHER INDUSTRIES LIMITED20,36786.48.2955.48.911.4—33.8
DEEPAK NITRITE LTD19,57225.03.3320.39.410.212.621.5
ATUL LTD15,85319.92.5212.910.913.310.923.1
AARTI INDUSTRIES LTD15,83329.82.6617.17.04.413.016.2
Source: exchange data and filed statements via the screener; multiples at current prices.

Exhibit 4: Where the company sits in its group

MetricCompanyGroup medianRankBetter than
P/E (TTM)33.623.068 of 9932%
P/B4.92.877 of 9922%
ROCE19.110.119 of 10683%
ROE14.58.123 of 9978%
Debt / Equity0.00.21 of 9986%
EBITDA margin44.215.52 of 9999%
Revenue growth10.524.475 of 9420%
Profit growth4.755.168 of 9226%
Market cap782269718 of 10884%
Source: MarketPing peer ranks; a rank is a measurement, not a view.
Every figure is a filed number or a ratio over filed numbers · No rating, target or fair value is expressed · Disclosures on the last pagemarketping.in
Dossier · CLEAN SCIENCE & TECH LTD · 28 October 2026Page 3 of 3

Exhibit 5: Filings of the last 90 days, with the measured price reaction

Date · filingCategoryImportanceNext day %5-day %
22 Oct 2026 · Conference call on Q2 FY26 results scheduled for 31 Oct 2026board shareholder meetingslow——
17 Oct 2026 · Board meeting on 31 Oct 2026 to consider Q2 FY27 resultsresultslow——
8 Oct 2026 · Routine filing: RTA confirms no securities received for demat in Q2 FY27complianceminimal——
30 Sept 2026 · GST search proceedings concluded; net impact Rs 2 croreregulatory legalhigh——
24 Sept 2026 · CRISIL reaffirms Clean Science credit ratings at AA-/Stable and A1+credit debtmedium——
24 Sept 2026 · Trading window closed from Oct 1, 2026 till 48 hours after Q2 FY26 resultscomplianceminimal——
23 Sept 2026 · CSTL invests about Rs 50 crore in wholly owned subsidiary Clean Fino-Chemstrategic transactionsmedium——
12 Sept 2026 · AGM approves Rs.4 final dividend for FY26, total Rs.6 with interimcorporate actionshigh——
12 Sept 2026 · AGM 2026: all 7 resolutions passed; Rs.6 dividend declared, new WTD appointedmanagement changeshigh——
12 Sept 2026 · Clean Science 23rd AGM: all 7 resolutions passed, final dividend Rs 4 declaredboard shareholder meetingsmedium——
Source: exchange announcements; each reaction is measured from the close before the filing. Next day = the close one session after the reaction day (the first session that could trade the filing).

How to read this document

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A rating (BUY / ADD / REDUCE / SELL)A state: the latest filed quarter and the measured reactionsan event is a fact; a rating is an opinion that requires SEBI RA registration
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Sources, method and disclosures

This document is a statistical summary of publicly filed information and market data, prepared by software from primary sources: SEBI results XBRL filed with BSE and NSE, LODR disclosures, shareholding patterns, exchange price data. It contains no research recommendation, no price target and no opinion on the merits of any security, and is not a research report within the meaning of the SEBI (Research Analysts) Regulations, 2014, Regulation 2(1)(w)(vii). Financial statements are as filed (consolidated where the company files consolidated results). Ratios are computed over filed lines. Where a figure is unavailable the table shows a dash rather than an estimate. The business brief is written by MarketPing's reader from the annual report and checked against it; no figure in a table was generated by a model. Nothing here constitutes investment advice, an offer or a solicitation; readers should consult a SEBI-registered adviser before acting. MarketPing is not a SEBI-registered intermediary.

Every figure is a filed number or a ratio over filed numbers · No rating, target or fair value is expressed · Disclosures on the last pagemarketping.in