Praseodymium
99.7% (metals basis)
Praseodymium
99.7% (metals basis)
CAS №:
7440-10-0
MDL:
MFCD00011174
EINECS:
231-120-3
PubChem:
x
ID:
5901
Formula:
Pr
Form:
ingot
Synonyms:
-
General information
Chemical and physical properties
Molecular weight:
140.91
Melting point:
935±5 °C (1,715±41 °F)
Boiling point:
3,017 °C (5,463 °F) 3,450 °C (6,242 °F)
Solubility:
x
Special properties:
Air sensitive, Moisture sensitive
Density:
0
Color:
0
Information about hazards and transportation
UN number:
3178
Hazard class:
4.1
Packing Group:
II
HS Сode:
2846901000
Brief hazard characteristics:
H228-H260
Flammable solid. In contact with water releases flammable gases which may ignite spontaneously.
Precautions:
P280-P335+P334-P370+P378r-P402+P404-P501c
Wear protective gloves/protective clothing/eye protection/face protection. Brush off loose particles from skin. Immerse in cool water/wrap in wet bandages. In case of fire: Store in a dry place. Store in a closed container. Dispose of contents/ container to an approved waste disposal plant
Warnings about the danger:
Danger
Danger pictograms:
Hover over the icon to find out more
Flame
Flammable gases are considered to have a certain range of flammability with air at 20 ° C and 101.3 kPa. Flammable liquids have an ignition temperature no higher than 93 °C. Solids that can easily catch fire or cause gorenje or maintain gorenje as a result of friction are also flammable.
Information
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