Boron Oxide-High purity with best price CAS NO# 1303-86-2

Boron Oxide   Executive standard: Q/TY·J08.04-2015 English alias: Boric oxide, Boron oxide, Boric anhydride CAS RN: 1303-86-2 1. Physical and chemical properties: 1.1 Molecular formula: B2O3 1.2 Molecular weight: 69.62 1.3 Structure formula: 1.4 Melting point: 450℃ 1.5 Boiling point: 1860℃ 1.6 Density: 1.085 g/cm3(Amorphous) 1.7 Solubility: Dissolved in acid, ethanol, and hot water, but slightly dissolved in cold water. 1.8 Properties: Be colorless powder, greasy in the surface and strong hygroscopicity. It is easy to hydrolysised to form boric acid. In high temperature, boron oxide can be reduced by alkali metal like magnesium to crystal boron. It can be completely mixed with the oxides of metal, copper, silver, aluminum, tin and arsenic. 2. Technical indexes:  

<Span style="font-family: 'trebuchet ms', geneva; font-size: 18px;">Item	1st grade	2nd grade
Boron oxide, %(m/m)	≥98.0	≥95.0
Particle size (d50), µm	1~3
Appearance	White loose powder

  3. Application: It has been used as the fusion assistant agent in decomposition of silicates, the dopant of semiconductor material, the additives of heat-proof glassware and paint, the additive of alloy. It has also been used as the catalyst of organic synthesis, the additive of high-temperature lubricant, and environmental protection.   4. Safety instructions: Toxic and inflammation by ingestion, inhalation, eye and skin contact. The maximum allowable concentration in the working place is 15 mg/m3 (OSHA). Be handled with rubber gloves, a respirator and eye protection.   5. Packing: Woven bag lined with plastic bag, net weight 25kg /bag. 6. Storage: Stored in a cool and ventilated place. The shelf life is 12 months after manufactured date. It is still available if the retest results of the properties are qualified after expired date. Used in dry place. When humidity dramatic increased, it may recrystallize and cause agglomeration. In storage it should keep away from the dramatic humidity change environment, and ensure intact packing. 7. Transportation:Avoid water, sunlight and violent collision. Do not transport with strong oxidizers.   In addition: We are able to develop custom-made products according to the clients’ requests. Our Services Develop custom-made products according to the clients’ requests and offer OEM service.
1.Forty-Eight years technique deposition
2.Military standard quality
3.Free sample
4.Small order is acceptable
5.24 hours online service   Company Information   Founded in 1971, Tanyun Junrong (Liaoning) Chemical Research Institute New Materials Incubator Co., Ltd. (Original company name : Yingkou Tanyun Chemical Research Institute Co.,Ltd. Tanyun Chemicals for short) is the parent company of Tanyun Technology Group. Currently covering an area of about 12000 square meters, Tanyun Chemicals is the first domestic technological platform company of ‘Chemical New Materials Production and Research Incubator’ and the first domestic custom-made research and production company of fine chemicals intermediate research and production company.     FAQ 1.Are you a manufacturer? We're a professional manufacturer of fine chemicals, a premium aerospace supplier, with 48 years history and 5 R&D bases. 
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High quality products, strict quality testing, OEM and Customization service.
Also we can supply one-stop service from sample ,development and research, order, delivery, after-sale service.
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For TDS, kindly visit www.tanyunchem.com.
COA and MSDS,please send inquiry to me.
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Welcome to visit our factory in Yingkou, Liaoning. Contact us Here is our contact information. Welcome to your inquire!   HEADQUARTERS: NO. 75,XINHU STREET,XISHI DISTRICT,YINGKOU,LIAONING, CHINA 11500 SHENZHEN OFFICE: Room 18D,Floor 18,No. 111 Taizi Road, Shekou, Nanshan District, Shenzhen, Guangdong, China 518100    

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Product Categories : Boron product series