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Phenolphthalein Pure pH indicator ( powder ) - 50g
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Description
Phenolphthalein - 50g
Other Names: 3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone
CAS Number: 77-09-8
Sum Formula: C₂₀H₁₄O₄
Molar Mass: 318.32 g/mol
Appearance: White to pale pink crystalline powder
Phenolphthalein is an organic compound widely used as a pH indicator in chemical laboratories. It exhibits a color change from colorless in acidic solutions to pink in basic environments, making it valuable in titration procedures and chemical analysis.
Applications
Analytical Chemistry: Utilized as a pH indicator in acid-base titrations.
Industrial Chemistry: Employed in the production of indicators, dyes, and for educational demonstration purposes.
Safety
Signal Word: Danger
Hazard Statements
H341: Suspected of causing genetic defects.
H350: May cause cancer.
H361f: Suspected of damaging fertility.
Precautionary Statements
P101: If medical advice is needed, have product container or label at hand.
P102: Keep out of reach of children.
P201: Obtain special instructions before use.
P280: Wear protective gloves.
P405: Store locked up.
P501: Dispose of contents/container to an authorized waste disposal facility or return to supplier.
First Aid Measures
Eye Contact: Rinse cautiously with water for several minutes. Seek medical advice if irritation persists.
Skin Contact: Wash with soap and water. Remove contaminated clothing.
Inhalation: Move to fresh air. Get medical attention if symptoms occur.
Ingestion: Rinse mouth with water. Seek medical advice.
Handling and Storage
Storage Conditions: Keep container tightly closed in a dry and well-ventilated area. Store locked up and protect from incompatible substances.
Handling Precautions: Avoid inhalation of dust and contact with skin and eyes. Use appropriate PPE.