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sodium borate

99.5%

  • Commodity number:RA10080009
  • Goods number:RA10080009-100g
  • Brand:Hanhong
  • Income integral:19
  • Abbreviation: Sodium tetraborate
  • CAS: 1330-43-4
  • MF: Na2B4O7
  • MW: 201.22
  • Original price: ¥194.00-¥640.00
  • Present price: ¥194.00-¥640.00
Freight number Package Original price Present price Order quantity Stock describe
RA10080009-100g 100g ¥640.00 ¥640.00
12 deliver goods within 1-2 days
RA10080009-25g 25g ¥194.00 ¥194.00
6 deliver goods within 1-2 days
|上海瀚鸿化工科技有限公司^

Parameters

Properties
Properties【外观性质】无臭、无色、半透明、味咸的晶体或白色晶状粉末。【溶解性】微溶于乙醇,微溶于冷水,易溶于热水。【熔点 】741 °C(lit.)【沸点 】1575°C【密度 】2.367 g/mL at 25 °C(lit.)【折射率 】1.501【闪点 】1575°C【溶解度 】H2O: 0.1 M at 20 °C, clear, colorless【水溶解性 】26 g/L (20 ºC)【敏感性 】Hygroscopic【用途 】用于提取硼及硼化合物【用途 】用于制造优质玻璃、搪瓷釉药、焊药、有色金属和合金的助熔剂等。【用途 】用作分析试剂,也用于硼砂球试验【Merck 】14,8590【生产方法 】熔融法将工业硼砂放入熔融炉里,在常压下进行熔融脱水,脱水温度控制在750℃以上。熔融的硼砂由熔融炉底部流出,在不锈钢槽内进行冷却,经颚式破碎机粗碎后,再经辊式破碎机细碎,筛选至要求的细度,制得无水硼砂成品。其NaB4O7·10H2O[加热]→Na2B4O7+10H2O↑【稳定性】Stable. Incompatible with powdered metals.【NIST化学物质信息】Sodium borate(1330-43-4)【EPA化学物质信息】Boron sodium oxide (B4Na2O7)(1330-43-4)
Specification And Standard
Production And Usage
Biological properties|用途:供医药、冶金、鞣革、陶瓷、纺织及制食物保存剂用^
Packing And Storage
Safety
Spectrum And References
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Update2018-10-31wf