Consider Inorganic Ventures for all your inorganic standard needs. Contact info at end of document.

Return to Web Version »

Search

Products & Services

Resources & Support

Inorganic Ventures standard

ORDER WITH CONFIDENCE

100% Satisfaction Guarantee

Guides and Papers

Sample Preparation Guide

Samples Containing Rare Earth Elements

Sample Preparation Guide:
Part 8

By Paul Gaines, Ph.D.

About us - Inorganic Ventures is a leading manufacturer of inorganic standards and custom standards for ICP-OES, ICP-MS, IC and AAS. More �

The Metals

The metals for these elements:

are all attacked by moist air;
are insoluble in NaOH or HN₄OH;
slowly react with H₂O liberating H₂;
and are readily soluble in HNO₃ and HCl.

The most common oxidation state formed upon acid dissolution is +3. Ce can have a valence of +4 and Eu, Yb, and Sm can have a valence of +2.

Was this helpful? Tell a Friend | Let us know