Bismuth Nitrate Extra Pure

KEY ATTRIBUTES

1. Basic Identification Attributes

• Chemical Name: Bismuth(III) nitrate pentahydrate

• CAS Number: 10035-06-0

• HS Code: 2834.29.90 (Other nitrates, Bismuth compound)

• Molecular Formula: Bi(NO₃)₃·5H₂O

• Synonyms:
  • Bismuth trinitrate

  • Bismuth nitrate pentahydrate

  • Nitric acid, bismuth(3+) salt, pentahydrate

2. Physical & Chemical Properties

• Physical State: Solid (crystalline powder)

• Color & Odor: White to pale yellow; faint nitric acid odor

• Boiling Point: Decomposes before boiling

• Melting Point: ~30 °C (softens/decomposes)

• Density: ~2.83 g/cm³ (solid)

• Solubility:
  • Water: Soluble (forms acidic solution)

  • Alcohol: Slightly soluble

• pH Level: ~1–2 (1% aqueous solution, acidic)

• Vapor Pressure: Negligible at room temperature

• Flash Point: Not flammable

• Autoignition Temperature: Not applicable

• Viscosity: Not applicable (solid)

3. Safety & Hazard Attributes

• Hazard Class (GHS):
  • Oxidizing Solid (Category 3)

  • Acute Toxicity – Oral (Category 4)

  • Skin Irritation (Category 2)

  • Eye Irritation (Category 2A)

  • Hazardous to Aquatic Environment (Chronic – Category 3)

• GHS Pictograms:
  
  
  

• NFPA Ratings:
  • Health: 2

  • Flammability: 0

  • Reactivity: 1

• Exposure Limits:
  • No specific OSHA PEL or ACGIH TLV for bismuth nitrate; avoid prolonged exposure

• Reactivity:
  • Reacts with organic materials, reducing agents

  • Decomposes when heated, releasing toxic NOₓ gases

4. Storage & Handling Attributes

• Storage Conditions:
  • Store in a cool, dry, well-ventilated area

  • Keep container tightly sealed and away from heat and light

• Incompatible Materials:
  • Organic substances

  • Reducing agents

  • Combustible materials

• Container Type:
  • Use chemical-resistant glass or plastic containers

• Shelf Life:
  • Stable for at least 2 years if properly stored

• Special Handling Requirements:
  • Use gloves and eye protection

  • Handle in fume hood to avoid inhalation of acid vapors or NOₓ

5. Regulatory & Compliance Attributes

• Regulatory Status:
  • Listed under REACH and TSCA (U.S.)

  • Not listed as a controlled substance

• Transportation Restrictions:
  • UN Number: UN 1477 (Nitrates, inorganic, n.o.s.)

  • Hazard Class: 5.1 (Oxidizer)

  • Packing Group: III

• Waste Disposal Method:
  • Dispose in accordance with local environmental regulations

  • Considered hazardous waste (U.S. EPA)

  • Avoid release to water systems

6. Environmental & Health Impact

• Ecotoxicity:
  • Harmful to aquatic organisms; avoid environmental release

• Persistence in Environment:
  • Bismuth is not highly mobile but accumulates in sediments

• Carcinogenicity/Mutagenicity:
  • Not classified as carcinogenic by IARC, ACGIH, or NTP

• Biodegradability:
  • Inorganic compound – not biodegradable