Praseodymium(III) fluoride , Waterless, powder, 99.99%MetalsBasis , 13709-46-1

Synonym(s):
Praseodymium trifluoride

CAS NO.：13709-46-1

Empirical Formula: F3Pr

Molecular Weight: 197.9

MDL number: MFCD00016287

EINECS: 237-254-9

PRODUCT Properties

• Melting point: 1395°C
• Density: 6.2
• form: powder
• color: Green
• Water Solubility: Soluble moderately in strong mineral acids Insoluble in water.
• Sensitive: Hygroscopic
• Crystal Structure: LaF3 type
• crystal system: Three sides
• Space group: P3c1
• Lattice constant:
  • a/nm: 0.707
  • b/nm: 0.707
  • c/nm: 0.723
  • α/o: 90
  • β/o: 90
  • γ/o: 120
  • V/nm3: 0.3136
• Exposure limits: ACGIH: TWA 2.5 mg/m3; NIOSH: IDLH 250 mg/m3
• Stability: hygroscopic

Description and Uses

Praseodymium(III) fluoride is used for vacuum deposition. It is used for making praseodymium metal, arc carbon additives. It is applied in color glasses and enamels. It is used in the motion picture industry for studio lighting and projector lights. Doping Praseodymium in Fluoride glass allows it to be used as a single mode fiber optical amplifier.

Safety

• Symbol(GHS): GHS06
• Signal word: Danger
• Hazard statements: H301+H311+H331
• Precautionary statements: P261-P264-P280-P301+P310-P302+P352+P312-P304+P340+P311
• Hazard Codes: T,Xi
• Risk Statements: 23/24/25-32
• Safety Statements: 26-36/37/39-45
• RIDADR: UN 3288 6.1/PG 3
• WGK Germany: 3
• Hazard Note: Irritant
• TSCA: Yes
• HazardClass: 6.1
• PackingGroup: III
• HS Code: 28469035