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�鳥怏特仲�?埰懿,Content of sodium borate,％ ≥95">
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무수붕사 Sodium Borate Na2B407 ≥95
�鳥怏特仲�?埰懿
Sodium tetraborate
Content of sodium borate,％ ≥95
1330-43-4
Uses:Sodium Borate is mainly used in the manufacturing high quality glass, optical glass, glaze of pottery and porcelain, glaze of enamel, detergent, bleaching agent, cleaning agents, flame retardant, rust inhibitor and caking agent。It could be also used as the supporter of the lubricant used in metal wiredrawing, the stabilizer and skeleton former in refractory material, the wraping-flux in metallurgy, the set retarder of cement and concrete, the buffer of PH value in water system and emulsifier of paraffin.
Content of sodium borate,％ ≥95
Diboron trioxide％ ≥66-68
Physical and chemical properties:
1.1 Molecule formula：Na2B4O7
1.2 Molecule weight：201.22
1.3 Structural formula：

1.4 Melting point： 742.5℃(for orthorhombic crystal A)664℃ (for orthorhombic crystal B)
1.5 Density： 2.28 (A orthorhombic crystal) (B orthorhombic crystal)
1.6 Properties： Its hygroscopicity is extremely strong. It is dissolved in water. It can be slowly dissolved in methanol and formed a solution of 13-16％ concentration
제품관련분야 첨가제
Yingkou Tanyun Chemical Research Institute Co.,Ltd.
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