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Send EmailNeodymium Fluoride, Neodymium (III) Fluoride, Neodymium Trifluoride, 13709-42-7
🧲 NEODYMIUM FLUORIDE
1️⃣ Physical and Chemical Properties
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Chemical Name: Neodymium(III) Fluoride
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Chemical Formula: NdF₃
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CAS Number: 13709-42-7
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EC Number: 237-253-3
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Molecular Weight: 201.24 g/mol
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Appearance: Bright pink to violet crystalline powder
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Melting Point: ~1374 °C
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Density: ~6.5 g/cm³
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Solubility: Insoluble in water, soluble in acids
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Coordination Geometry: Tricapped trigonal prismatic (9-coordinate)
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Stability: Stable at room temperature, non-hygroscopic
2️⃣ Detailed Applications
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NdFeB magnet production: Fluoride form of neodymium precursor
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Laser crystals: Used in Nd:YLF and Nd:YAG systems
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Optical glass manufacturing: Enhances UV transmission and refractive index control
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Scintillation detectors: Applied in radiation detection systems
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Vacuum coating systems: Used in evaporation and sputtering targets
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Defense industry: Spectroscopic and optoelectronic systems
3️⃣ Synonyms, CAS, EC, and Codes
| Descriptor | Value |
|---|---|
| CAS Number | 13709-42-7 |
| EC Number | 237-253-3 |
| UN Number | 3077 (environmentally hazardous) |
| Customs HS Code | 2846.90.00.00.19 |
| Other Names | Neodymium Fluoride, Neodymium Trifluoride, NdF₃ |
4️⃣ Alternatives / Substitutes
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Neodymium Oxide (Nd₂O₃): Used in magnets and glass additives
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Neodymium Chloride (NdCl₃): Soluble neodymium source
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Praseodymium Fluoride (PrF₃): Similar optical and laser applications
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Zirconium Fluoride (ZrF₄): Alternative in fiber optics and glass systems
5️⃣ Sectoral Compatibility Table
| Sector | Compatibility | Notes |
|---|---|---|
| Electronics | ✅ | Magnets, lasers, filters |
| Optics & Glass | ✅ | UV transmission and refractive control |
| Defense Industry | ✅ | Spectroscopic systems |
| Vacuum & Coating | ✅ | Evaporation and thin-film applications |
| Cosmetics | ❌ | Not suitable for direct use |
| Food & Pharma | ❌ | Prohibited due to fluoride content |
6️⃣ Common Names
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Neodymium salt
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Pink-violet fluoride crystal
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NdFeB precursor
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Laser fluoride additive
7️⃣ Production
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Source Material: Reaction of neodymium salts with fluoride sources
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Process: Precipitation → Filtration → Drying
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Available Grades: Technical and high-purity
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Main Producer Countries: China, India, USA
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Commercial Purity Grades: 99% to 99.999%
8️⃣ Mandatory Sectors and Processes
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NdFeB magnet manufacturing: Fluoride form of neodymium precursor
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Laser crystal production: Used in Nd:YLF and Nd:YAG systems
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Optical glass production: UV transmission and refractive index control
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Defense optics: Spectroscopic system additive
