Europium Sulfate, Europium Trisulfate, Europium Sulfate Hydrate, 10031‑54‑6

Europium Sulfate, Europium Trisulfate, Europium Sulfate Hydrate, 10031‑54‑6

🔹 Chemical Profile

1. Identification

• Name: Europium(III) sulfate

• Synonyms: Europium trisulfate, Europium sulfate hydrate

• CAS Number: 10031‑54‑6

• EC Number: 233‑119‑7

• HS Code: 283429

2. Chemical Structure

• Molecular Formula: Eu₂(SO₄)₃·xH₂O (commonly hydrated form)

• Molecular Weight: ~632.06 g/mol (anhydrous)

• Purity: ≥ 99% (rare earth grade)

3. Physical Properties

• Appearance: White to pale pink crystalline solid (Eu salts often show faint pink hue)

• Density: ~3.7 g/cm³ (approximate)

• Melting Point: Decomposes on heating

• Solubility: Soluble in water

• Hygroscopic: Yes

4. Chemical Properties

• Reactivity: Stable under ambient conditions; reacts with strong bases and reducing agents

• Stability: Moisture‑sensitive; decomposes at elevated temperatures

• Nature: Acidic salt

5. Applications

• Precursor for europium compounds

• Phosphors in lighting and display technologies (Eu³⁺ is critical for red luminescence in LEDs and CRTs)

• Specialty ceramics and glass (coloring and optical properties)

• Laboratory reagent in rare earth chemistry

• Electronics and photonics (Eu‑doped materials for lasers and luminescent devices)

6. Packaging & Logistics

• Forms: Crystalline solid or powder

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

• Transport Classification: Generally non‑hazardous salt (but handle with care)

• Shelf Life: ~2 years under proper storage

7. Regulatory & Safety

• GHS Classification: Irritant

• CLP Labeling:

  • H315: Causes skin irritation

  • H319: Causes serious eye irritation

• REACH / KKDİK Compliance: Required

• MSDS: Must be provided

8. Quality & Certification

• ISO 9001 compliant production

• Not approved for food or cosmetic use

• No Halal/Kosher certification

9. Notes

• Europium salts are especially important in phosphors for red luminescence in displays, LEDs, and lasers.

• Requires moisture‑proof packaging due to hygroscopic nature.

📊 Sectoral Compliance Table