热销！低价！硼砂95%，最小99.5%

rè热  xiāo销  ！  dī低  jià价  ！  péng硼  shā砂  9  5  %  ，  zuì最  xiǎo小  9  9  .  5  %  

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Synoym: Sodium tetraborate,pentahydrate Molecular Formula: Na2B4O7·5H2O,Na2B4O7·10H2O Molecular Weight:291.29,381.36 CAS No.: 12179-04-3,1303-96-4 Property: 1.Borax pentahydrate Colorless semitransparent crystal or white single slant crystal powder. No smell, taste salty, easily soluble with glycerin, water, slightly soluble in ethanol, not soluble in acid, water solution appears as alkaline. 2.Borax decahydrate White crystal powder. Effloresce in dry air. It’s easily soluble in water and glycerin, water solution is alkali. not soluble with alcohol and acidity. when heated to 100°C, loss 5H2O, up to 320°C, loss hydrate absolutely. Melting point:75°C. Specification: 1.Borax pentahydrate

四硼酸钠，五水分子式：Na2B4O7·5H2O，Na2B4O7·10H2O分子式Weight:291.29，381.36 CAS号：12179-04-31303-96-4性质：1.五水硼砂无色半透明晶体或白色斜单晶粉末。无异味，味咸，易溶于甘油、水，微溶于乙醇，不溶于酸，水溶液呈碱性。2.十水硼砂白色结晶粉末。在干燥的空气中开花。易溶于水和甘油，水溶液呈碱性。不溶于酒精和酸。当加热到100°C、 损失5H2O，高达320°C、 损失是绝对的。熔化point:75°C.

zuì最  dà大  3  6  .  3  %  

Packing :Net each in 25kg plastic woven bag, lined with PE bag. Usage: 1.Mainly used for glass and porcelain enamel industry. In glass industry, it can enhance transparency and heat-resistant property. In porcelain enamel products, it can make enamel not easy to fall off and with luster. It also widely used in optics glass, glass fiber, colored metal as jointing agent, cohering agent for jewelry, printing and dyeing, detergent, refined gold, cosmetics, pesticide, fertilizer, borax soap, antiseptic, antifreeze, and in pharmaceuticals as disinfectors etc. It’s also one of basic raw material for making other boric compound.   2.Mainly used for glass and porcelain enamel industry. In glass industry, it can enhance transparency and heat-resistant property. In porcelain enamel products, it can make enamel not easy to fall off and with luster. It also widely used in optics glass, glass fiber, colored metal as jointing agent, cohering agent for jewelry, printing and dyeing, detergent, refined gold, cosmetics, pesticide, fertilizer, borax soap, antiseptic, antifreeze, and in pharmaceuticals as disinfectors etc. It’s also one of basic raw material for making other boric compound.

包装：每袋净重25公斤，内衬聚乙烯袋。用途：1。主要用于玻璃、搪瓷行业。在玻璃工业中，它可以提高透明性和耐热性。在搪瓷制品中，它能使搪瓷不易脱落，具有光泽。广泛应用于光学玻璃、玻璃纤维、有色金属作粘结剂、珠宝首饰、印染、洗涤剂、精金、化妆品、农药、化肥、硼砂皂、防腐剂、防冻剂、医药消毒剂等，也是制备其它硼化物的基本原料之一。2、主要用于玻璃、搪瓷行业。在玻璃工业中，它可以提高透明性和耐热性。在搪瓷制品中，它能使搪瓷不易脱落，具有光泽。广泛应用于光学玻璃、玻璃纤维、有色金属作粘结剂、珠宝首饰、印染、洗涤剂、精金、化妆品、农药、化肥、硼砂皂、防腐剂、防冻剂、医药消毒剂等，也是制备其它硼化物的基本原料之一。