Scandium Sulfate Octahydrate, Scandium Sulfate Hydrate, Scandium Trisulfate Octahydrate,  52788‑54‑2

Scandium Sulfate Octahydrate, Scandium Sulfate Hydrate, Scandium Trisulfate Octahydrate,  52788‑54‑2

🔹 Chemical Profile

1. Identification

• Name: Scandium(III) sulfate octahydrate

• Synonyms: Scandium sulfate hydrate, Scandium trisulfate octahydrate

• CAS Number: 52788‑54‑2

• EC Number: 256‑050‑7

• HS Code: 283429

2. Chemical Structure

• Molecular Formula: Sc₂(SO₄)₃·8H₂O

• Molecular Weight: ~546.47 g/mol

• Purity: ≥ 99% (rare earth grade)

3. Physical Properties

• Appearance: White crystalline solid

• Density: ~2.3–2.5 g/cm³

• Melting Point: Decomposes on heating (~250 °C)

• Solubility: Highly soluble in water

• Hygroscopic: Yes

4. Chemical Properties

• Reactivity: Strong oxidizing tendencies; reacts with organics and reducing agents

• Stability: Moisture‑sensitive; decomposes on heating

• Oxidizing Nature: Moderate

5. Applications

• Precursor for scandium compounds

• Catalyst and advanced ceramics production

• Specialty glass and optical materials

• Laboratory reagent in rare earth chemistry

• Electronics and high‑performance alloys (Al‑Sc alloys for aerospace)

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

• Not approved for food or cosmetic use

• No Halal/Kosher certification

9. Notes

• Scandium compounds are especially important in aerospace alloys and optical applications

• Requires moisture‑proof packaging due to hygroscopic nature

📊 Sectoral Compliance Table