Sodium Hydroxide pellets CP -500g

Section 1: Identification

• Product Name: Sodium Hydroxide Pellets
• Chemical Formula: NaOH
• CAS Number: 1310-73-2
• Synonyms: Caustic soda, Lye

Section 2: Hazard Identification

• GHS Classification:
  • Skin Corrosion/Irritation (Category 1A)
  • Serious Eye Damage/Eye Irritation (Category 1)
  • Acute Toxicity, Oral (Category 4)
• Signal Word: Danger
• Hazard Statements:
  • H290: May be corrosive to metals.
  • H302: Harmful if swallowed.
  • H314: Causes severe skin burns and eye damage.
• Precautionary Statements:
  • P260: Do not breathe dust/fume/gas/mist/vapors/spray.
  • P264: Wash skin thoroughly after handling.
  • P270: Do not eat, drink or smoke when using this product.
  • P280: Wear protective gloves/protective clothing/eye protection/face protection.
  • P301+P330+P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
  • P303+P361+P353: IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse skin with water/shower.
  • P304+P340: IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P310: Immediately call a POISON CENTER/doctor.
  • P321: Specific treatment (see first aid instructions on this label).
  • P363: Wash contaminated clothing before reuse.
  • P405: Store locked up.
  • P501: Dispose of contents/container to an approved waste disposal plant.

Section 3: Composition/Information on Ingredients

• Chemical Name: Sodium Hydroxide
• CAS Number: 1310-73-2
• Percentage: >99%

Section 4: First-Aid Measures

• Inhalation: Move to fresh air. If breathing is difficult, give oxygen. If not breathing, give artificial respiration. Seek medical attention if symptoms persist.
• Skin Contact: Wash with soap and water. Seek medical attention immediately. Remove contaminated clothing.
• Eye Contact: Rinse immediately with plenty of water for at least 15 minutes. Seek medical attention immediately.
• Ingestion: Rinse mouth with water. Do not induce vomiting. Seek medical attention immediately.

Section 5: Fire-Fighting Measures

• Suitable Extinguishing Media: Use water spray, alcohol-resistant foam, dry chemical, or carbon dioxide.
• Special Hazards: Not combustible, but can react with metals to produce hydrogen gas.
• Protective Equipment for Firefighters: Wear self-contained breathing apparatus and full protective gear.

Section 6: Accidental Release Measures

• Personal Precautions: Avoid dust formation. Ensure adequate ventilation. Use personal protective equipment.
• Environmental Precautions: Prevent further leakage or spillage if safe to do so. Do not let product enter drains.
• Methods for Cleanup: Sweep up and shovel. Keep in suitable, closed containers for disposal. Neutralize residue with dilute acid.

Section 7: Handling and Storage

• Handling: Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Provide appropriate exhaust ventilation.
• Storage: Store in a cool, dry place. Keep container tightly closed.

Section 8: Exposure Controls/Personal Protection

• Control Parameters:
  • OSHA PEL: 2 mg/m³
  • ACGIH TLV: 2 mg/m³
• Engineering Controls: Ensure adequate ventilation.
• Personal Protective Equipment (PPE):
  • Eye/Face Protection: Safety glasses with side-shields.
  • Skin Protection: Protective gloves.
  • Respiratory Protection: Use a dust mask or respirator if ventilation is inadequate.
  • General Hygiene: Wash hands before breaks and at the end of the workday.

Section 9: Physical and Chemical Properties

• Appearance: White pellets
• Odor: Odorless
• pH: >13 (1% solution)
• Melting Point: 318°C (604°F)
• Boiling Point: 1,388°C (2,530°F)
• Solubility in Water: Soluble

Section 10: Stability and Reactivity

• Chemical Stability: Stable under recommended storage conditions.
• Incompatible Materials: Strong acids, organic materials, chlorinated hydrocarbons, metals.
• Hazardous Decomposition Products: Sodium oxides.

Section 11: Toxicological Information

• Acute Toxicity: Harmful if swallowed.
• Skin Corrosion/Irritation: Causes severe skin burns.
• Serious Eye Damage/Irritation: Causes severe eye damage.
• Respiratory or Skin Sensitization: Not a sensitizer.
• Carcinogenicity: Not classified as a carcinogen.

Section 12: Ecological Information

• Ecotoxicity: High toxicity to aquatic life due to high pH.
• Persistence and Degradability: Readily biodegradable.
• Mobility in Soil: High mobility.

Section 13: Disposal Considerations

• Disposal Methods: Dispose of in accordance with local regulations. Neutralize with dilute acid before disposal. Do not discharge into drains or the environment.

Section 14: Transport Information

• UN Number: UN1823
• UN Proper Shipping Name: Sodium Hydroxide, Solid
• Transport Hazard Class: 8 (Corrosive)
• Packing Group: II

Section 15: Regulatory Information

• Safety, Health, and Environmental Regulations: Complies with all applicable regulations.