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Producenci
Czysty związek kurkuminy Kurkumina czysta >98% 30g
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Opis
Curcumin Pure >98% - 30g
Other Names: Diferuloylmethane, Natural Yellow 3
CAS Number: 458-37-7
Sum Formula: C21H20O6
Molar Mass: 368.39 g/mol
Appearance: Bright yellow to orange crystalline powder
Curcumin is a naturally occurring polyphenolic compound classified as a diarylheptanoid. It is the principal curcuminoid of turmeric and is widely used as a dye and pH indicator in chemical and analytical applications.
Applications
Analytical Chemistry: Serves as a pH indicator, transitioning from yellow to red over the pH range 7.4 to 9.2.
Laboratory Reagent: Used in complexometric titrations and detection of boron as rosocyanine complex.
Technical Uses: Applied in dyeing textiles and in colorimetric analysis procedures.
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 and affected areas 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. Remove contact lenses if present and easy to do. Continue rinsing. Seek medical attention if irritation persists.
Skin Contact: Wash with soap and water. Remove contaminated clothing. Get medical help if irritation occurs.
Inhalation: Remove to fresh air. Seek medical advice if symptoms persist.
Ingestion: Rinse mouth. Do not induce vomiting. Seek medical help if feeling unwell.
Handling and Storage
Storage Conditions: Store in a dry, cool, locked location. Keep container tightly closed and away from incompatible substances.
Handling Precautions: Avoid dust formation. Use in well-ventilated areas and wear suitable protective equipment.