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Phenolphthalein

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For export only. This product is supplied exclusively for international export through our global offices. Enquiries, pricing and dispatch are handled by our overseas and export desks — not for domestic retail sale within India.
CAS: 77-09-8 Formula: C₂₀H₁₄O₄ MW: 318.32 g/mol HSN: 2932.99

Phenolphthalein indicator in LR/AR grades.

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Product Specifications

Product NamePhenolphthalein
CAS Number77-09-8
Molecular FormulaC₂₀H₁₄O₄
Molecular Weight318.32 g/mol
Grade / PurityLR Grade/AR Grade
AppearanceWhite to light yellow crystalline powder
Density1.277 g/cm³
Melting Point258-263°C
Flash PointNone
SolubilitySoluble in ethanol, insoluble in water
HSN Code2932.99
DIRECT DOWNLOADS — no registration required
📄 TDS PDF📑 COA PDF⚠️ MSDS PDF
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Safety Data Sheet (MSDS / SDS)

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Hazard Classification
Suspected carcinogen
Signal WordWarning / Non-hazardous
GHS ClassificationSuspected carcinogen
StorageStore in cool, dry, well-ventilated area. Keep away from heat and ignition sources.
PPE RequiredSafety goggles, chemical-resistant gloves, lab coat
First Aid — EyesRinse with water for 15 minutes. Seek medical attention.
First Aid — SkinWash with soap and water. Remove contaminated clothing.
First Aid — IngestionDo not induce vomiting. Seek immediate medical attention.
DisposalDispose as per local regulations (Class 3 waste if flammable)

📌 Full GHS 16-section Safety Data Sheet available on request. Contact: sales@fertilizerindia.com or WhatsApp +91-7507006931

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Technical Data Sheet (TDS)

Product NamePhenolphthalein
Chemical Name3,3-bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone
Molecular FormulaC₂₀H₁₄O₄
Molecular Weight318.32 g/mol
Available GradesLR Grade/AR Grade
AppearanceWhite to light yellow crystalline powder
Density1.277 g/cm³
Flash PointNone
SolubilitySoluble in ethanol, insoluble in water
Packaging25kg HDPE drums / 200L barrels / IBC totes / bulk tankers
Storage ConditionsCool, dry place. Keep container tightly closed.
Shelf Life2 years from manufacturing date

📌 Detailed TDS with full analytical specifications available on request.

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Certificate of Analysis (COA)

ParameterSpecification
Assay / PurityLR Grade/AR Grade
AppearanceWhite to light yellow crystalline powder
Density @ 20°C1.277 g/cm³
SolubilitySoluble in ethanol, insoluble in water
Water ContentAs per grade specification
Heavy MetalsComplies with specification
Testing MethodIn-house QC lab + third-party verification available

📌 Batch-specific COA issued with every shipment. Request via RFQ form or WhatsApp.

⚙️ Applications & Uses

Acid-base indicator (pH 8.2-10)Titration indicatorLaxative (historical)Forensic chemistryLaboratory

🏭 Industries Served

Research LaboratoriesChemicalEducation

🏷️ Synonyms & Other Names

3,3-bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone · Purgen · CI Acid Red 97 (historical)
Get Price & Documents
COA · MSDS · TDS · COO · Packing List
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📍 Plot No.6, Survey No.599/2, Airport Road
    Janori, Nashik 422206, Maharashtra
📞 +91-2550-250271
📱 +91-7507006931 / +91-9890550271
✉️ sales@fertilizerindia.com
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Frequently Asked Questions

What is the CAS number of Phenolphthalein?
The CAS registry number of Phenolphthalein is 77-09-8.
What is the molecular weight of Phenolphthalein?
The molecular weight of Phenolphthalein (C₂₀H₁₄O₄) is 318.32 g/mol.
What grades of Phenolphthalein are available?
Phenolphthalein is available in LR Grade/AR Grade grades from our Nashik facility, with COA supplied per batch.
What is the HSN code of Phenolphthalein for GST and export?
The HSN code of Phenolphthalein is 2932.99. Full export documentation (COA, MSDS, COO, Packing List) is provided.
Can I download the MSDS, TDS and COA for Phenolphthalein?
Yes — the GHS Safety Data Sheet, Technical Data Sheet and specimen COA for Phenolphthalein are available as direct PDF downloads on this page, free and without registration.
What is Phenolphthalein used for?
Typical applications include acid-base indicator (ph 8.2-10), titration indicator, laxative (historical), forensic chemistry.
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