Lanthanum Oxide CAS No.: 1312-81-8 Character: White powder, insoluble in water, soluble in mineral acids. It should be kept in sealed containers as it is highly hydroscopic. Molecular Formula: La2O3 Specification CODE TREO min %--- La2O3/TREO min %-- L.O.I.(1000°C1h)min% ------Non-RE Impurities max ug/g ------------------------------------------------------------------------------------------ -----Fe2O3---- CaO ----SiO2----- PbO LaO-1 ------99----------------- 99.999------------------- 1---------------------------- 0.0002--- 0.001--- 0.001--- 0.0002 LaO-2 ------98----------------- 99.99--------------------- 2---------------------------- 0.0005--- 0.01----- 0.01 ----0.0005 LaO-3 ------98----------------- 99.9 -----------------------2---------------------------- 0.005----- 0.05 -----0.02           - LaO-4 ------96----------------- 99 -------------------------4---------------------------- 0.01------- 0.10------ 0.05          - LaO-5 ------96----------------- 95 -------------------------4---------------------------- 0.02------- 0.15------ 0.05          - LaO-6------ 96----------------- 90 -------------------------4---------------------------- 0.02------- 0.15------ 0.05          - Uses: Mainly used in making optical glasses and fiber. It is also used in ceramic industries and catalysis etc. Packing: In plastic drum of 50 kgs with inner plastic bags or soft container bags of 500~1000 kgs. Adjustable as per customer's request. Notes: Readily absorbing moisture, Stored in sealed containers. Email:info@beyondchem.com\ QQ:3383226878 Website:www.rare-earth.co www.beyondchem.com