Gadolinium Nitrate, Gadolinium Trinitrate, Gadolinium Nitrate Hydrate, 94219‑55‑3

Gadolinium Nitrate, Gadolinium Trinitrate, Gadolinium Nitrate Hydrate, 94219‑55‑3

🔹 Chemical Profile

1. Identification

• Name: Gadolinium(III) nitrate

• Synonyms: Gadolinium trinitrate, Gadolinium nitrate hydrate (commonly hexahydrate)

• CAS Number: 94219‑55‑3

• EC Number: 305‑872‑3

• HS Code: 283429

2. Chemical Structure

• Molecular Formula: Gd(NO₃)₃·xH₂O (commonly hexahydrate)

• Molecular Weight: ~451.36 g/mol (hexahydrate)

• Purity: ≥ 99.9% (rare earth grade)

3. Physical Properties

• Appearance: White crystalline solid

• Density: ~2.8 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 (gadolinium compounds used in luminescent materials)

• Nuclear industry (gadolinium compounds used as neutron absorbers in reactor control)

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 / KKDİK 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

• Gadolinium compounds are critical in MRI contrast agents, phosphors, and nuclear reactor control rods

• Requires moisture‑proof packaging due to hygroscopic nature

📊 Sectoral Compliance Table