Yttrium Chloride Hexahydrate, Yttrium Trichloride Hexahydrate, Yttrium Chloride Hydrate, 10025-94-2

Yttrium Chloride Hexahydrate, Yttrium Trichloride Hexahydrate, Yttrium Chloride Hydrate, 10025-94-2

📑 Yttrium(III) Chloride Hexahydrate (YCl₃·6H₂O)

1. General Information

• CAS No: 10025-94-2

• Chemical Formula: YCl₃·6H₂O

• Molecular Weight: 303.36 g/mol

• EC Number: 233-801-0

• MDL No: MFCD00149941

• Packaging Types: 50 g, 250 g laboratory bottles; sealed glass or plastic containers

2. Technical Properties

• Form: White crystalline solid (hygroscopic)

• Purity Grades: 99.9% (3N), 99.99% (4N) REO (Rare Earth Oxide basis)

• Melting Point: ~100 °C (loses water of hydration)

• Boiling Point: After dehydration, decomposes >600 °C

• Solubility: Soluble in water, hygroscopic

• Stability: Moisture sensitive; decomposes to Y₂O₃ and HCl upon heating

3. Detailed Applications

• Ceramics & Optical Materials: Y₂O₃-based laser crystals, phosphors

• Catalysis: Lewis acid catalyst in organic synthesis

• Optoelectronics: Thin film deposition, LED production

• Research: Rare earth chemistry and advanced material studies

4. Production Method / Sources

• Produced by dissolving yttrium oxide in hydrochloric acid and crystallization

• Obtained as a by-product in rare earth element separation

5. Sectoral Suitability Table

6. Mandatory Processes

• REACH registration required for EU trade

• Classified as hazardous under CLP/GHS

7. Other Names

• International: Yttrium trichloride hexahydrate

• Synonyms: YCl₃·6H₂O, Yttrium chloride hexahydrate, Yttrium chloride hydrate

8. Alternative Products / Substitutes

• Yttrium oxide (Y₂O₃) – ceramics and optical applications

• Lanthanum chloride (LaCl₃·xH₂O) – similar rare earth chemistry

9. Regulatory & Compliance

• REACH: Registration required

• ISO: Rare earth compound standards

• Import/Export: Controlled due to hazardous classification

10. Safety & MSDS Summary

• UN No: 3077

• GHS Symbols: ⚠️ GHS07 (Irritant), ❗ GHS05 (Corrosive), 🌱 GHS09 (Environmental hazard)

• Hazards: Corrosive to skin and eyes, toxic if inhaled, harmful to aquatic life

• Storage: Airtight, moisture-free containers

• Transport: Classified as hazardous material

• PPE: Gloves, goggles, respirator

11. Market & Commercial Information

• Packaging: 50 g (~$175), 250 g (~$677)

• Main Producer Countries: USA, China, Europe

• Brands: Sigma-Aldrich, Thermo Fisher, American Elements

12. Quality & Analytical Data

• Purity: 99.9–99.99%

• Form: Crystalline solid (hexahydrate)

• Tests: ICP-MS (trace metals), XRD (crystal structure), titration (chloride content)

13. Environmental & Sustainability Aspects

• Toxic to aquatic organisms

• Requires special disposal procedures

• Rare earth recovery possible from electronic waste

14. Visual Support

• GHS pictograms (Irritant, Corrosive, Environmental hazard)

• Packaging visuals (laboratory bottles)

• Sector suitability table