Terbium Nitrate Pentahydrate, Terbium Nitrate Hydrate, 57584‑27‑7

Terbium Nitrate Pentahydrate, Terbium Nitrate Hydrate, 57584‑27‑7

🔹 Chemical Profile

1. Identification

• Name: Terbium(III) nitrate pentahydrate

• Synonyms: Terbium nitrate hydrate, Terbium trinitrate pentahydrate

• CAS Number: 57584‑27‑7

• EC Number: 260‑808‑2

• HS Code: 283429

2. Chemical Structure

• Molecular Formula: Tb(NO₃)₃·5H₂O

• Molecular Weight: 441.01 g/mol

• Purity: ≥ 99.9% (rare earth grade)

3. Physical Properties

• Appearance: Light green crystalline solid

• Density: ~2.7 g/cm³

• Melting Point: ~60 °C (decomposes)

• Solubility: Highly soluble in water and ethanol

• Hygroscopic: Yes

4. Chemical Properties

• Reactivity: Strong oxidizer; reacts with organics and reducing agents

• Stability: Moisture‑sensitive; decomposes on heating

• Oxidizing Nature: Yes

5. Applications

• Rare earth material synthesis

• Catalysts and advanced ceramics

• Specialty glass and optics

• Laboratory reagent in rare earth chemistry

• Electronics and phosphors (terbium compounds used in green luminescence)

6. Packaging & Logistics

• Forms: Crystalline solid or powder

• Storage: Cool, dry, sealed containers; protect from moisture

• Transport Classification: ADR / IMDG / IATA – Oxidizing substance

• Shelf Life: ~2 years under proper storage

7. Regulatory & Safety

• GHS Classification: Oxidizing, harmful

• CLP Labeling:

  • H272: May intensify fire; oxidizer

  • H302: Harmful if swallowed

• REACH / KKDIK Compliance: Required

• MSDS: Must be provided

8. Quality & Certification

• ISO 9001 compliant production (common among rare earth suppliers)

• Not approved for food or cosmetic use

• No Halal/Kosher certification

9. Notes

• Terbium compounds are widely used in phosphors for lighting and display technologies (green emission)

• Requires moisture‑proof packaging due to hygroscopic nature

📊 Sectoral Compliance Table