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Sodium tungstate dihydrate CAS 10213-10-2 has burnish slices of crystallization or crystalline powder, soluble in water is slightly alkaline, not soluble in ethanol, slightly soluble in ammonia. And in the air. Heated to 100 degree lost without water gesso and into things. Decompounds for tungsten acid soluble in water.
Sodium tungstate dihydrate is mainly used for metal tungsten, tungsten acid and tungsten acid salt manufacturing and dyes, pigments, printing ink, electroplating, etc. Also used in fabric and cellulose fire agent, the catalyst and so on.
Specification of Sodium tungstate dihydrate
Na2WO4.2H2O, % ≥ 98.0
Wo3, % ≥ 69
MO,% ≤0.02
Fe, % ≤0.005
As, % ≤0.003
SO4, % ≤0.02
Pb, % ≤0.003
Cl, % ≤0.03
Water Insoluble Matter,% ≤0.01
Application
Sodium tungstate is an intermediates product of Tungsten material.
-- Sodium tungstate can also be used in mordant, catalysts, pigments and analytical reagent;-- Sodium tungstate is used as a weighting agent of fabric in the textile industry;
-- Sodium tungstate also can be used in the manufacturing of flame-retarding, waterproof fabric,etc.
Packing
25kg per bag: PP plastic weaving bag or brown paper plastic bag
Total 15 MT per 20ft container with pallets,18 MT without palletsStorage
Stored in cool and airy place; away from fire and heat; handle with care;no breakage, avoid leakage.
It is valid for 2 years under proper condition.
* Please refer to MSDS for more information about Safety, Storage and Transportation.
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