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Cresol Red Indicator Pure - 5g
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Description
Cresol Red Indicator Pure - 5g
Other Names: 2'-Hydroxy-1,1'-biphenyl-4,4'-dicarboxylic acid, 2-Hydroxy-1,1'-biphenyl-4,4'-dicarboxylate
CAS Number: 626-06-0
Sum Formula: C21H18O5
Molar Mass: 350.37 g/mol
Appearance: Red to yellow crystalline powder
Cresol Red is a pH indicator commonly used in laboratory applications to detect acidity or alkalinity in aqueous solutions. It undergoes a color change from yellow to red within a pH range of 7.0 to 8.8, making it useful in titrations and biochemical assays.
Applications
Analytical Chemistry: Utilized as a pH indicator in laboratory titrations and colorimetric measurements.
Biochemistry: Employed in microbial growth media and in research to monitor cellular pH changes.
Laboratory Reagent: Used in preparation of buffers and in biological and chemical experiments requiring a pH indicator.
Safety
Signal Word: Warning
Hazard Statements:
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
Precautionary Statements:
P101: If medical advice is needed, have product container or label at hand.
P102: Keep out of reach of children.
P264: Wash hands thoroughly after handling.
P271: Use only outdoors or in a well-ventilated area.
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 with plenty of water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. Seek medical attention if irritation persists.
Skin Contact: Wash with soap and water. Seek medical help if irritation occurs.
Inhalation: Move to fresh air. Seek medical attention if symptoms persist.
Ingestion: Rinse mouth with water. Do not induce vomiting. Seek medical advice if feeling unwell.
Handling and Storage
Storage Conditions: Store in a cool, dry, and well-ventilated area. Keep tightly closed.
Handling Precautions: Avoid dust formation and inhalation. Use appropriate personal protective equipment and ensure good ventilation.