中文名称： 无水四硼酸钠
其他中文名称： 无水硼砂；无水硼酸钠；无水四硼；酸式硼酸钠；焦硼酸钠；硼氧化钠；熔融硼砂；硼玻璃
英文名称： Sodium tetraborate
其他英文名称： Borax anhydrous；Disodium tetraborate anhydrous
产品规格： AR，99.5%
无水四硼酸钠包装：500克
CAS号：1330-43-4
Na2B4O7=201.22
级别：AR
含量：≥99.5%
钙：≤200ppm
重金属：≤50ppm
氯化物：≤500ppm
铅：≤50ppm
水中不溶物：≤0.05%
铁：≤50ppm
铜：≤50ppm
性状：无臭、无色、半透明、味咸的晶体或晶状粉末或玻璃片状物。微溶于乙醇，微溶于冷水，易溶于热水。沸点：1575℃，熔点：741℃，折光率: 1.501 ，密度：2.367
用途：生化研究。助熔剂。 硼砂球试验。
保存：RT
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