High quality Germanium Dioxide with best price 1310-53-8

Quick Details Port: Qingdao port Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram Supply Ability: 1000 Kilogram/Kilograms per Week Other Names: Germania Form: powder Grade Standard: Industrial Grade Color: white Product Name: Germanium oxide Purity: 99% Shelf life: 2 Years MW: 104.64 Density: 6.239 g/mL at 25 °C Appearance: white powder CAS No.: 1310-53-8 EINECS No.: 215-180-8 storage temp.: Storage temperature: no restrictions. Classification: Germanium Dioxide solubility: ethylene glycol: soluble MF: GeO2 refractive index: 1.99 Melting point: >400 °C(lit.) Application: Germanium compounds Packaging Detail: For small quantity: Bag Commercial quantity: fiber drum Product Description     Product Description Product Name  germanium oxide powder Standard GB/T 11069-2006  Appearance white powder Mesh < 75µm Molecular Formula  GeO2 Molecular Weight  104.6388 Melting Point  1115 °C CAS No.  1310-53-8 EINECS No. 215-180-8    Certification of Analysis Test Item Specification GeO2 ≥99.9999% As ≤0.5 ppp Fe ≤1 ppm Cu ≤0.2 ppm Ni ≤0.2 ppm Pb ≤0.1 ppm Co ≤0,2 ppm Al ≤1 ppm     Function&Application   1 It is the main commercial source of germanium. Heating germanium dioxide with powdered germanium at 1000 °  2  The refractive index (1.7) of germanium dioxide and optical dispersion properties makes it  useful as an optical material for wide-angle lenses and in optical microscopeobjectivelenses.  3  Germanium dioxide is also used as a catalyst in […]