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Material Safety Data Sheet (MSDS) for Green Tea Extract

1. Identification

Product Name: Green Tea Extract
Chemical Family: Polyphenols, Catechins
Recommended Use: Dietary supplement, beverage additive
Supplier: Major food and supplement suppliers
Contact Information: Reach supplier for 24-hour emergency phone numbers
Synonyms: Camellia sinensis Extract, EGCG extract
Product Codes: Available through supplier databases
Emergency Overview: Dry, greenish-brown powder with a mild herbal scent

2. Hazard Identification

Classification: Not classified as hazardous according to GHS
Health Hazards: Stomach upset, headache, or skin irritation if ingested in high quantities; not likely to cause acute effects in usual supplement dosages
Physical Hazards: Dust formation may irritate eyes, nose, or throat
Signal Word: None
Pictogram(s): Not required
Routes of Exposure: Inhalation, ingestion, skin contact, eye contact
Precautionary Statements: Avoid generating dust, use appropriate PPE if large handling amounts

3. Composition / Information on Ingredients

Main Components: Green Tea Leaf Extract (Camellia sinensis), typically standardized to 50-98% polyphenols
Active Constituents: Epigallocatechin Gallate (EGCG), Epicatechin, Caffeine (traces)
Other Ingredients: Trace carbohydrates, tannins, minor alkaloids, moisture less than 5%
CAS Number: 84650-60-2 (for whole extract); EGCG 989-51-5
Impurities: None added intentionally; testing available on heavy metals and pesticide residue levels

4. First Aid Measures

Inhalation: Move to fresh air, support breathing if necessary
Skin Contact: Wash with soap and water, seek medical attention if irritation persists
Eye Contact: Rinse cautiously with water for several minutes, remove contact lenses if present
Ingestion: Rinse mouth, drink water, seek medical guidance for large intake or if symptoms occur
Note to Physician: Treat symptomatically; allergic reactions are rare but possible

5. Fire-Fighting Measures

Flammability: Powder may form combustible dust clouds
Extinguishing Media: Use water spray, carbon dioxide, dry chemical, foam
Hazards from Combustion: Oxides of carbon, irritating smoke
Protective Equipment: Firefighters use standard self-contained respiratory protection and full protective gear
Special Precautions: Sweep up spillage to prevent dust hazard; avoid inhaling smoke or dust

6. Accidental Release Measures

Personal Precautions: Use dust mask, gloves, and goggles
Environmental Precautions: Prevent large quantities from entering water or drains
Spill Cleanup: Sweep up material, collect in suitable closed containers for disposal
Methods for Cleaning: Wipe surfaces with damp cloth, ventilate area
Avoidance: Do not generate dust clouds; clean thoroughly to reduce residue exposure risk

7. Handling and Storage

Handling: Store in tightly closed containers, avoid creating dust, ensure adequate ventilation
Safe Storage: Keep away from direct sunlight, heat, and moisture
Storage Conditions: Temperature 15-25°C, dry environment preferred
Incompatible Materials: Strong oxidizers, acids
Hygiene Measures: Wash thoroughly after handling, do not eat or drink near material
Bulk Storage: Use food-grade containers, label clearly with lot numbers and expiration dates

8. Exposure Controls and Personal Protection

Exposure Limits: Not established for Green Tea Extract
Engineering Controls: Local exhaust ventilation in processing areas
Protective Clothing: Gloves (nitrile or latex), lab coats
Eye/Face Protection: Safety goggles when dealing with dust or large quantities
Respiratory Protection: Dust mask or respirator for bulk handling
Workplace Monitoring: Regular housekeeping to minimize dust accumulation

9. Physical and Chemical Properties

Appearance: Fine powder, color ranging light green to brown
Odor: Mild, characteristic herbal aroma
pH (1% solution): Approximately 5.5–6.5
Boiling Point: Not applicable
Melting Point: Not determined
Solubility in Water: Partially soluble; forms suspension
Vapor Pressure: Not measurable for solid
Flash Point: Not available
Partition Coefficient: Not determined
Density: 0.4 – 0.6 g/cm3, bulk density
Viscosity: Not applicable (powder)

10. Stability and Reactivity

Chemical Stability: Stable under recommended conditions
Reactivity: Not reactive with normal environmental exposures
Conditions to Avoid: High humidity, heat, strong light, oxidizing environments
Incompatible Materials: Avoid strong acids, oxidants
Hazardous Decomposition: Possible formation of CO2, CO, and minor irritants under extreme fire
Polymerization: Does not occur

11. Toxicological Information

Acute Toxicity: Low; LD50 (oral, rat) for EGCG >2000 mg/kg
Chronic Toxicity: Not expected from normal food and supplement use; excessive intake may impact liver health
Skin/Eye Contact: May cause mild irritation with direct exposure
Inhalation: Prolonged dust exposure may cause respiratory discomfort
Carcinogenicity: Not listed by IARC, NTP, OSHA
Mutagenicity: No evidence in available data
Allergenic Potential: Rare; some individuals sensitive to catechins or caffeine

12. Ecological Information

Eco-Toxicity: Low expected impact; biodegradable in soil and water
Aquatic Toxicity: No data indicating harm to aquatic organisms at predicted use concentrations
Persistence and Degradability: Readily biodegradable
Bioaccumulation Potential: Unlikely, due to natural origin
Mobility in Soil: Moderate to high; water soluble fractions may migrate
Other Adverse Effects: No known significant effects or critical hazards in typical use

13. Disposal Considerations

Disposal Methods: Dispose as non-hazardous organic waste, following local regulations
Incineration: Acceptable if local law allows, may form minor irritants
Landfill: Small quantities permitted; avoid bulk dumping
Container Disposal: Triple-rinse and recycle when possible
Precautions: Don’t release into waterways; consult waste professionals for best practices
Regulatory Waste Code: None assigned for food-grade extract

14. Transport Information

UN Number: Not regulated for transport
Proper Shipping Name: Not classified as hazardous
Transport Hazard Class: None
Packing Group: None
Environmental Hazards: Not a marine pollutant
Special Precautions: Protect from moisture and rough handling
DOT/ADR/IATA/IMDG: No restrictions for standard packaging

15. Regulatory Information

Inventory Status: Compliant with major regulations (FDA for food, REACH in EU)
Labelling: Not required as hazardous; food supplement or cosmetic labeling as appropriate
SARA/OSHA Status: Not listed as hazardous or reportable
California Prop 65: Not listed
EU Regulations: No hazard labeling; complies with EC Food and Cosmetic Directives
WHMIS Classification (Canada): Not controlled
Other Requirements: Observe applicable workplace safety standards, food safety laws, and label storage containers with accurate identity and expiration