Samarium Chloride, Samarium Trichloride, 10361-82-7

Samarium Chloride, Samarium Trichloride, 10361-82-7

1. General Information

• Chemical Name: Samarium(III) chloride

• CAS No: 10361-82-7

• Formula: SmCl₃

• Molecular Weight: 227.27 g/mol

• Appearance: Yellowish-white crystalline solid, hygroscopic

• Packaging Types: Glass bottles, sealed containers, 25 kg drums

2. Technical Properties

• Density: ~3.38 g/cm³

• Melting Point: ~676 °C

• Boiling Point: ~1,580 °C

• Solubility: Soluble in water and ethanol, reacts with moisture

• Crystal Structure: Hexagonal (typical rare-earth halide)

3. Detailed Applications

• Catalysis: Used in organic synthesis and polymerization reactions

• Optical Materials: Precursor for samarium-based phosphors and lasers

• Electronics: Applied in rare-earth magnets and semiconductors

• Research: Utilized in studies of rare-earth chemistry and materials science

4. Production Method / Sources

• Reaction of samarium oxide (Sm₂O₃) with hydrochloric acid

• Extraction and purification from rare-earth ores

5. Sectoral Suitability Table

6. Mandatory Processes (Regulatory Requirements)

• REACH registration (EU)

• CLP/GHS labeling compliance

• National chemical notification requirements

7. Other Names

• International: Samarium trichloride

• Commercial: SmCl₃

• Common Name: Samarium chloride

8. Alternative Products / Substitutes

• Samarium oxide (Sm₂O₃)

• Samarium nitrate (Sm(NO₃)₃)

9. Regulatory & Compliance

• REACH: Registered substance

• TS EN: Compliant with chemical standards

• FDA/EFSA: Not approved as food additive

• ISO: Produced under ISO 9001 quality systems

10. Safety & MSDS Summary

• Hazards: Irritant, moisture-sensitive

• GHS Symbols: ⚠️ Irritant

• Storage: Airtight, moisture-free environment

• Transport: General chemical transport rules

• PPE: Gloves, goggles, protective clothing

11. Market & Commercial Information

• Packaging: 25 kg drums, sealed ampoules for lab-grade

• Trade Names: Available from Alfa Aesar, Sigma-Aldrich, niche rare-earth suppliers

• Main Producer Countries: China, USA, Germany

12. Quality & Analytical Data

• Purity Levels: 99.9% – 99.99% (trace metals basis)

• Forms: Anhydrous crystalline solid, hydrates also available

• Testing Methods: ICP-MS, XRD, FTIR

13. Environmental & Sustainability Aspects

• Rare-earth mining has high environmental impact

• Requires controlled disposal due to reactivity with moisture

• Limited recycling pathways compared to common salts

14. Visual Support

• GHS Pictograms: ⚠️ Irritant

• Packaging Examples: Glass bottles, drums

• Sector Suitability Table: ✔/✖ marks shown above