Neodymium Chloride, Neodymium Trichloride, 10024-93-8

Neodymium Chloride, Neodymium Trichloride, 10024-93-8

NEODYMIUM CHLORIDE HYDRATE
1. PRODUCT IDENTIFICATION AND CHEMICAL IDENTITY

2. CHEMICAL STRUCTURE
2.1. Molecular Structure
Neodymium chloride hydrate is the chloride salt of the rare earth element neodymium. It consists of neodymium ions (Nd³⁺) and chloride ions (Cl⁻) in a 1:3 ratio. The molecule contains a variable number of water molecules of hydration (typically 1-6 moles of H₂O). It is readily soluble in water and alcohol. Due to its hygroscopic nature, it is sensitive to degradation in humid environments.

Structural Features:

            NEODYMIUM CHLORIDE HYDRATE [NdCl₃·xH₂O]
                          |
                Nd³⁺ - Cl⁻ Ionic Bonds
                          |
        +----------------+----------------+
        |                |                |
    Hexagonal        Soluble in       Highly
    Crystal         Water and        Hygroscopic
    Structure        Alcohol

2.2. Structural Properties

3. PHYSICAL AND CHEMICAL PROPERTIES

4. PURITY GRADES

5. STABILITY AND REACTIVITY

5.1. Chemical Reactions

• Thermal Decomposition (Hydrated Form):
  NdCl₃·xH₂O → NdCl₃ + xH₂O (~250°C)
  NdCl₃ + H₂O → NdOCl + 2HCl (hydrolysis at high temperature)

• Behavior in Aqueous Solution:
  NdCl₃(aq) → Nd³⁺(aq) + 3Cl⁻(aq)

• Precipitation with Alkali:
  NdCl₃ + 3NaOH → Nd(OH)₃↓ + 3NaCl

6. APPLICATION AREAS
6.1. NdFeB Magnet Production

6.2. Laser Crystals and Optoelectronics

6.3. Organic Synthesis and Catalysis

6.4. Vacuum Systems and Coating

6.5. Laboratory and Research

7. PRODUCTION PROCESS
7.1. Raw Material Sources
Neodymium chloride is produced from neodymium-containing solutions:

7.2. Production Process Flow

Neodymium Oxide (Nd₂O₃) or Neodymium Carbonate
         ↓
Dissolution in Hydrochloric Acid (HCl)
         ↓
Reaction: Nd₂O₃ + 6HCl → 2NdCl₃ + 3H₂O
         ↓
Filtration (Removal of Impurities)
         ↓
Evaporation and Concentration
         ↓
Crystallization (Hydrated Form)
         ↓
Drying (Under Controlled Conditions)
         ↓
Neodymium Chloride Hydrate Powder
         ↓
Packaging (Moisture-Proof, Vacuum-Sealed)

7.3. Process Stages

8. SECTORAL SUITABILITY TABLE

9. COMPARISON WITH ALTERNATIVE MATERIALS

10. SAFETY AND TOXICOLOGY

11. GHS CLASSIFICATION

Signal Word: WARNING

Hazard Pictograms: GHS07 (Exclamation Mark)

UN Number: 3077 (Environmentally hazardous substance)

12. PRECAUTIONARY STATEMENTS (P-CODES)

13. FIRST AID MEASURES

14. STORAGE AND SHELF LIFE

15. PACKAGING OPTIONS

16. TRANSPORT INFORMATION

17. REGULATORY STATUS

18. OTHER NAMES AND SYNONYMS

• Neodymium Trichloride

• Neodymium Salt

• Neodymium Chloride Powder

• Light Pink Crystalline Powder

• NdFeB Precursor

• Laser Dopant Chloride

• Neodymium Chloride Hexahydrate

• Neodymium Trichloride

19. QUICK REFERENCE TABLE

20. CRITICAL WARNINGS AND BEST PRACTICES

CRITICAL WARNINGS:

• Highly Hygroscopic Nature: Neodymium chloride hydrate has a very high moisture absorption capacity. When exposed to air, it rapidly absorbs moisture, begins to dissolve, and loses its quality. Extreme care must be taken to avoid moisture during storage and handling.

• Thermal Decomposition: Above ~250°C, hydrolysis occurs releasing toxic hydrogen chloride (HCl) gas. Ventilation is essential.

• Incompatibility: Contact with strong oxidizing agents creates a fire and explosion risk.

• Eye and Skin Irritation: Due to its acidic nature, it causes irritation to skin and eyes. Protective equipment is mandatory during use.

• Environmental Impact: Chloride content means release into water sources must be prevented.

BEST PRACTICE RECOMMENDATIONS:

• Storage:

  • Store in a cool, dry, and well-ventilated area.

  • Use moisture-proof, vacuum-sealed, or inert gas (N₂ or Ar) filled containers.

  • Keep away from oxidizing agents.

  • Store at room temperature (15-25°C).

• Handling:

  • Immediately close containers tightly when not in use.

  • Ensure a dry working environment during use (humidity control).

  • Use a dust mask (N95 or better), protective goggles, and chemically resistant gloves.

  • Avoid dust formation and inhalation.

  • Wash hands thoroughly after handling.

  • When preparing solutions, add slowly due to acidic character.

• Waste Management:

  • Dispose of in accordance with local regulations.

  • Do not discharge into water sources or sewers.

  • For large quantities, rare earth recovery should be considered (valuable metal).

LEGAL DISCLAIMER
This Technical Data Sheet (TDS) is for informational purposes only and has been prepared based on available technical data. The user is solely responsible for determining the suitability of the product for their specific applications and for complying with all local, national, and international regulations. For complete safety, storage, handling, transport, disposal, and regulatory compliance information, the official Safety Data Sheet (SDS/MSDS) provided by the manufacturer/supplier must be consulted. This document does not substitute professional advice. Neodymium chloride hydrate requires careful handling and storage due to its highly hygroscopic nature; it is classified as an environmentally hazardous substance (UN 3077).