Terbium Oxide-Tb4O7

ERBIUM OXIDE
CAS No.: 12738-76-0
Character: Brown powder, insoluble in water, soluble in mineral acids.
Molecular Formula: Tb4O7
Specification
CODE TREO min % Tb4O7/TREO min % L.O.I.1000掳C 1H max % Non-RE Impurities max g/g
---------------------------------------------------------------------------------------------------Fe2O3 CaO SiO2 Cl-
TbO-1--------- 99-------------- 99.99-------------------------- --1----------------------- 50----- 20---- 20-- 100
TbO-2--------- 99-------------- 99.9------------------------------ 1----------------------- 10----- 50---- 50-- 100
TbO-3--------- 99-------------- 99.5------------------------------ 1----------------------- 50----- 100-- 100- 200
TbO-4--------- 99-------------- 99--------------------------------- 1---------------------- 100---- 200-- 100- 200
Uses: As an activator for phosphor and a dopant in garnet.
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