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HS Code |
581722 |
| Product Name | Phenolphthalein |
| Chemical Formula | C20H14O4 |
| Molecular Weight | 318.32 g/mol |
| Cas Number | 77-09-8 |
| Appearance | White to pale yellow crystalline powder |
| Melting Point | 258-262 °C |
| Solubility In Water | Slightly soluble |
| Ph Transition Range | 8.3 - 10.0 (colorless to pink) |
| Purity | Typically ≥99% |
| Storage Conditions | Store at room temperature, dry place |
| Lambda Max | 553 nm (in basic solution) |
| Ec Number | 201-004-7 |
| Synonyms | 3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone |
As an accredited Phenolphthalein factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 25g Sigma-Aldrich Phenolphthalein comes in a sealed amber glass bottle with hazard labeling and detailed product information on the label. |
| Shipping | Shipping of Phenolphthalein (from Sigma Aldrich/Merck/TCI Chemical) requires secure packaging in accordance with chemical safety regulations. It is typically shipped as a non-hazardous material, but should be protected from moisture and direct sunlight. Documentation includes safety data sheets (SDS) and labeling compliant with international transport standards. Expedited and tracked delivery is recommended. |
| Storage | Phenolphthalein from Sigma Aldrich, Merck, or TCI Chemical should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizers. Protect from light and moisture. Keep the storage area clearly labeled and secure. Follow all safety protocols and consult the manufacturer’s Safety Data Sheet (SDS) for additional guidance. |
Competitive Phenolphthalein prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615365186327 or mail to sales3@ar-reagent.com.
We will respond to you as soon as possible.
Tel: +8615365186327
Email: sales3@ar-reagent.com
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