Borax

Description

Borax Molecular Formula: Na2B4O7•*0H2O Molecular weight: **1.*6 Quality Standards: ITEM Specification Premium grade First grade Na2B4O7.*0H2O *9.5%MIN. *5.0%MIN. CARBONATE (CO2) 0.*0%MAX. 0.2%MAX. INSOLUBLE MATTER IN WATER 0.*4%MAX. 0.*4%MAX. SULFATE (SO**-) 0.*0%MAX. 0.2%MAX. SODIUM CHLORIDE (Cl) 0.*3%MAX. 0.*5%MAX. IRON (Fe) 0.**2%MAX. 0.**5%MAX. Properties: White powder crystal, specific weight 1.***1.*3, hardness **2.5. It is soluble in water, in soluble in alcohol and the solution indicating wealk baicity. When heated to ****4.*0℃, it loses the crystal water and changes into waterless borax, which feature sterilizing. It will do harm to one&#**9;s health taking orally. Uses: 1. It may be made of optical glass, anti-heat and antiseptic glasses in glass manufactured industry. 2. It may be used as a cover coat which may be coated on the surfaces of metals to strong and durable for ceramics. 3. As a cover coat, that can have good effect for ceramics. 4. It can be made of specific alloys in smelting industry. 5. It can be used as a micro-quantity element manure and sterilizing agent for agriculture. 6. Borax is also a main material for boride and high energy doron hydride combust. Packing: Packed in woven plastic bags lined with plastic bags of *5KG/*0KG net each.