SODIUM HYPOPHOSPHITE

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SODIUM HYPOPHOSPHITE
Posting date : May 07, 2009
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SODIUM HYPOPHOSPHITE 次 磷 酸 钠 CAS NO.:7681-53-0 CAS编号:7681-53-0 Molecular FORMULA:NaH2PO2.H2O 分子式:NaH2PO2.H2O Molecular Weight :105.99 分子量:105.99 MELTING POINT:None 熔点:无 BOILING POINT:200 ℃ (Decomposes) 沸点:200 ℃(分解) SPECIFIC GRAVITY:None 比重:无 FLASH POINT:Not considered to be a fire hazard but forms spontaneously flammable phosphine gas when heated. 燃点:无燃烧危险,但加热生成可燃磷化氢气体 STABILITY: Stable under ordinary conditions but explosive in contact with oxidizers. 稳定性:正常情况下稳定,但与氧化剂接触发生爆炸 SOLUBILITY IN WATER: Soluble 水中溶解性:可溶 SPECIFICATION: 规格: APPEARANCE 外观 White Crystalline 白色晶体 NaH2PO2.H2O 次磷酸钠 101% min Na2HPO3 亚磷酸钠 0.2% max 不大于0.2% SO4 硫酸盐 25ppm max 不大于50ppm Cl 氯 30ppm max 不大于30ppm Fe 铁 1ppm max 不大于1ppm Ca 钙 30ppm max 不大于0.002% As 砷 1ppm max 不大于1ppm Pb 铅 0.5ppm max 不大于0.5ppm Package: in 25kg net kraft paper bags with an inner PE liner 包装:牛皮纸袋的中性包装,内衬PE袋,25公斤/袋

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