Hangzhou Lingrui Chemical Co.,Ltd.
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Tel: 86 571-88092529
Mobile: 18958069012
Tel: 86 571-88092529
Fax: 86 571-87334908
URL: http://www.lingruichem.com
Province/state: Zhejiang
City: Hangzhou
Street: 201-B 2# Building Qinglan science park, 321# JinPeng Str. Xihu District Hangzhou City, PR.CHINA
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CAS NO.1310-53-8
Hot sale Top quality 1310-53-8 Germanium dioxide in China
Germanium dioxide is an oxide of germanium and is the main material for the production of metallic germanium. It is the basic material for the production of other germanium products. Non-toxic, non-radioactive. Water solubility: 0.4g/100 mL
germanium tetrachloride hydrolysis method 6.5 times the volume of distilled water is added to germanium tetrachloride, stirred and placed for one day and night to generate germanium dioxide precipitate, washed with cold water until the washing solution does not contain Cl. Germanium dioxide product was obtained by drying at 200 ℃. Its GeCl4 2H2O → GeO2 4HCl
| Molecular Formula | GeO2 |
| Molar Mass | 104.64 |
| Density | 6.239g/mLat 25°C |
| Melting Point | >400°C(lit.) |
| Boling Point | 1200℃ |
| Water Solubility | 0.4 g/100 mL |
| Solubility | ethylene glycol: soluble |
| Vapor Presure | 0Pa at 25℃ |
| Appearance | White powder |
| Specific Gravity | 6.239 |
| Color | White |
| Solubility Product Constant(Ksp) | pKsp: 57 |
| Merck | 14,4409 |
| Storage Condition | no restrictions. |
| Refractive Index | 1.99 |
| MDL | MFCD00011030 |
| Physical and Chemical Properties | White powder, hexagonal, tetragonal or amorphous solid. Hexagonal system: Relative density 4.228, melting point (1115±4)℃. Tetragonal system: Relative density 6.239, melting point (1086±5)℃. Do not dissolve in water, hydrochloric acid; Soluble in alkali solution to produce germanate. |
| Use | For germanium, also used in the electronics industry |
Established in 2010, located in Hangzhou Qinglan science park, lingruichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals tovarious industries.n our R&D centre. we have a staff of skilled and experienced research chemists. This has enabled us to meet the special reauirements of our customers and it has enabled us to provide quality products at competitive prices.
1. How can we guarantee quality
Always a pre-production sample before mass production;
Always final Inspection before shipment;
2.What can you buy from us
Plant Extracts,Cosmetics Raw Materials,Vitamin Raw Materials,Pharmaceutical Raw Materials and Intermediates
3. Why should you buy from us not from other suppliers
Our company mainly devoted in producing pharmacetical intermediates , Vitamins , and health supplement , the quality and technical content can reach the advance level in China .Our products are sold well in China as well as in more than 20 countries.
Lingrui's credo is committed to your reliable business partner,reliable quality, competitive prices and superior service, lf you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future !