Praseodymium Block 99.9% Pure Rare Earth Metal Pr Scientific Research Experiment Collection Hobby Free Shipping

Product Overview

Description

Name: praseodymium
Purity: 99.9%
Element symbol: Pr
Atomic weight: 140.90765
Atomic number: 59
Density: 6.77 g/cm³
Melting point: 931 ℃
Boiling point: 3520 ℃
Appearance: silver-white metal with green luster

Product features

Praseodymium is a silver-white metal, soft and malleable. The anti-corrosion ability of praseodymium in the air is stronger than that of lanthanum, cerium, neodymium and europium, but it will produce a fragile green oxide when exposed to the air. Pure praseodymium must be stored in mineral oil or sealed plastic.

Application

Range of application: Research, experiment, analysis, element collection, hobbies, shows, DIY, education, promotional gifts, desks, etc.