Ammonium Fluoride AR -500g

• Product Name: Ammonium Fluoride AR
• Chemical Formula: NH4F
• CAS Number: 12125-01-8
• Synonyms: Ammonium Fluorure; Azanium Fluoride
• Uses: Laboratory chemical, analytical reagent.

Section 2: Hazard Identification

• Hazard Classification:
  • Acute toxicity, Oral (Category 3)
  • Skin corrosion (Category 1B)
  • Serious eye damage (Category 1)
  • Specific target organ toxicity – repeated exposure (Category 2)
• Label Elements:
  • Signal Word: Danger
  • Hazard Statements:
    • H301: Toxic if swallowed.
    • H314: Causes severe skin burns and eye damage.
    • H373: May cause damage to organs through prolonged or repeated exposure.
  • Precautionary Statements:
    • P260: Do not breathe dust/fume/gas/mist/vapors/spray.
    • P264: Wash skin thoroughly after handling.
    • P280: Wear protective gloves/protective clothing/eye protection/face protection.
    • P301+P310: IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
    • P303+P361+P353: IF ON SKIN (or hair): Remove/take off immediately all contaminated clothing. Rinse skin with water/shower.
    • P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Section 3: Composition/Information on Ingredients

• Substance: Ammonium Fluoride
• Chemical Formula: NH4F
• Molecular Weight: 37.04 g/mol
• CAS Number: 12125-01-8

Section 4: First-Aid Measures

• Inhalation: Move person to fresh air. If not breathing, give artificial respiration. Seek medical attention.
• Skin Contact: Wash with plenty of water. Remove contaminated clothing and shoes. Seek medical attention.
• Eye Contact: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. Seek medical attention.
• Ingestion: Rinse mouth. Do not induce vomiting. Immediately call a poison center or doctor.

Section 5: Fire-Fighting Measures

• Suitable Extinguishing Media: Use water spray, alcohol-resistant foam, dry chemical, or carbon dioxide.
• Specific Hazards Arising from the Chemical: Emits toxic fumes under fire conditions, including hydrogen fluoride and ammonia.
• Protective Equipment: Firefighters should wear self-contained breathing apparatus and full protective clothing.

Section 6: Accidental Release Measures

• Personal Precautions: Wear protective equipment. Avoid dust formation. Ensure adequate ventilation.
• Environmental Precautions: Prevent further leakage or spillage if safe to do so. Do not let product enter drains.
• Methods for Cleaning Up: Sweep up and shovel. Keep in suitable, closed containers for disposal.

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. Store away from incompatible materials such as strong acids and bases.

Section 8: Exposure Controls/Personal Protection

• Control Parameters: Occupational exposure limits.
  • ACGIH TLV: 2.5 mg/m³ (as F)
• Personal Protective Equipment (PPE):
  • Eye/Face Protection: Safety glasses with side-shields.
  • Skin Protection: Gloves and lab coat.
  • Respiratory Protection: Use a suitable respirator if ventilation is inadequate.

Section 9: Physical and Chemical Properties

• Appearance: White crystalline solid
• Odor: Odorless
• pH: ~6.5 (5% solution in water)
• Melting Point: 125°C
• Boiling Point: Decomposes
• Solubility: Soluble in water

Section 10: Stability and Reactivity

• Stability: Stable under recommended storage conditions.
• Incompatible Materials: Strong acids, strong bases.
• Hazardous Decomposition Products: Hydrogen fluoride, ammonia.

Section 11: Toxicological Information

• Acute Toxicity:
  • Oral LD50: 130 mg/kg (rat)
• Skin Corrosion/Irritation: Causes severe skin burns.
• Serious Eye Damage/Irritation: Causes serious eye damage.
• Chronic Effects: Prolonged exposure may cause damage to bones and teeth (fluorosis).

Section 12: Ecological Information

• Ecotoxicity: Harmful to aquatic life.
• Persistence and Degradability: No data available.
• Bioaccumulative Potential: No data available.

Section 13: Disposal Considerations

• Waste Disposal Methods: Dispose of in accordance with local, regional, national, and international regulations.

Section 14: Transport Information

• UN Number: UN2505
• Transport Hazard Class: 8 (Corrosive substances)
• Packing Group: III

Section 15: Regulatory Information

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