Silicotungstic acid hydrate /Tungstosilicic acid hydrate
Item No.： R1142
Store at： RT
English Name: silicotungstic acid hydrate; Tungstosilicic acid hydrate
Other names: tungstosilicic acid; Silicotungstic acid hydrate
CAS No.: 12027-43-9 H4 [Si (w3o10) 4] · xH2O = 2878.17 (anhydrous basis)
Grade: AR
Tungstate: acceptable
Heavy metal: ≤ 0.002%
Loss on Ignition: ≤ 17.0%
Chloride: ≤ 0.001%
Sulfate: ≤ 0.005%
Nitrate: ≤ 0.01%
Water insoluble matter: ≤ 0.01%
Silica: 1.80 ～ 2.35%
Clarity test: ≤ 4
Physicochemical properties (the following information is for reference only): white or light yellow crystal. Deliquescent. Soluble in water, ethanol and ether. When heated, it is dissolved in its crystal water. Irritating
Usage: This product is only for scientific research, not for other purposes. (the following uses are for reference only) precipitation and determination of alkaloids.
Saving: RT
