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Rare   Earth

Years  Factory

10
Keywords :  Cerium oxide ,  Neodymium Oxide ,  Mischmetal ,   Rare Eath Alloy
RE  Fluoride :
Neodymium Fluoride
    Publish time 2012-06-08 16:23    
Neodymium Fluoride

Product Description:


1.Name: Neodymium Oxide

2.Appearance: pale purple powder

3.Formula:   Nd2O3

4.Formula weight: 336.48

5.CAS No.: 1313-97-9

6.EINECS No.: 215-214-1

7.Density:   7.24 g/cm 3

8.Melting point:   2270 ℃

9.Solubility : insoluble in water ,soluble in acid


Applications:


1. The raw materials for the manufacture of metallic neodymium and the raw materials of strong magnetic neodymium iron boron.


2. Adding 1.5% to 2.5% nanometer neodymium oxide to magnesium alloy or aluminum alloy can improve the high temperature performance, air tightness and corrosion resistance of the alloy, and is widely used as aerospace material.


3. Nanometer yttrium aluminum garnet doped with nanometer neodymium oxide produces short-wave laser beam, which is widely used in welding and cutting of thin materials with thickness below 10mm in industry.


4. In medical treatment, nanometer yttrium aluminum garnet laser doped with nanometer neodymium oxide can be used to remove surgical or sterilize wounds instead of scalpel.


5. Nano neodymium oxide is also used in the coloring of glass and ceramic materials as well as rubber products and additives.


Specifications:




Preparation:


Using rare earth chloride solution as raw material, after extraction, the rare earth mixture is divided into three groups of light, medium and heavy rare earth, and then precipitated with oxalic acid, separated, dried and fired.


Safety: 


Dangerous goods sign: Xi

Safety Instructions: 24/25

WGK Germany: 1

RTECS No.: QP0185000F 3

TSCA: Yes

Customs code: 28469013

Toxicity: LD50 orally in Rabbit: > 5000 mg/kg


1. Acute toxicity: Rat oral LD: >5gm/kg.

2. Teratogenicity: Analysis of peritoneal cells introduced into mice: 86 mg/kg.

Flammability Hazardous Characteristics: Not flammable.


Storage and transportation characteristics: It should be stored in a ventilated and dry place. To prevent damage to the package, the package should be kept sealed to prevent water and moisture.