供应钾酸钠 厂家直销ewqeq

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r 甲酸钠 r

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r Sodium formate r

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r 分子式：HCOONa r

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r Molecular formula：HCOONa r

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r 分子量：68.01 r

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r Molecular weight：68.01 r

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r 特性：白色粒状或结晶性粉末。微有甲酸气味。有吸湿性。高温时分解成草酸钠和氢气，接着生成碳酸钠。溶于约1.3份水。溶于甘油，微溶于乙醇，其水溶液呈中性，pH为7，相对密度1.92，熔点253℃，沸点：360°C，有刺激性。 r

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r Physical and Chemical property: white granular or crystal powder.slightformicacidsmell. It is hygroscopic. It decomposes into sodium oxalate and hydrogen at high temperature and then become sodium carbonate. Soluble in glycerin, and slightly soluble in ethanol. The water solutions is neutral, and PH value is 7. Relative density is 1.92, melting point is 253℃, and boiling point is 360°C. It is irritant. r

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r 技术指标 r

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r Technical indexes r

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r r 序号 r r r S/N r r	r r 项目item r r	r r 技术指标Index r r
	r r 指标名称 r r r Specifications r r	r r 优等品 r r r high-class r r	r r 一等品 r r r firstclass r r	r r 合格品 r r r qualified r r
r r 1 r r	r r 含量，%≥ r r r content r r	r r 97.0 r r	r r 95.0 r r	r r 93.0 r r
r r 2 r r	r r NaOH，%≤ r r	r r 0.50 r r	r r 0.50 r r	r r 1.00 r r
r r 3 r r	r r Na2C03，%≤ r r	r r 1.30 r r	r r 1.50 r r	r r 2.00 r r
r r 4 r r	r r NaCL，%≤ r r	r r 0.50 r r	r r 1.50 r r	r r 3.00 r r
r r 5 r r	r r Na2S，%≤ r r	r r 0.06 r r	r r 0.08 r r	r r 0.10 r r
r r 6 r r	r r 水份，%≤ r r r water r r	r r 0.50 r r	r r 1.00 r r	r r 1.50 r r

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r 用途：皮革工业，铬制革法中的伪装酸；用于催化剂和稳定合成剂；印染行业的还原剂；用于生产保险粉、草酸和甲酸。 r

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r Use：In leather industry, it works as camouflage acid. Used as catalyst and stable synthetic agent. In printing and dyeing industry, it works as reductant. Used to producing hydrosulfite, oxalic acid and formic acid. r

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r 包装及贮存：内塑外编袋，每袋净重25kg或50kg，贮于通风干燥处。 r

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r Packaging and Storage：Plastic knit bag. It is stored in ventilated and dry place. r

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r Net weight : 25Kg or 50 Kg. r

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r 友情提示： r

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r 由于产品价格不稳定，网上价格不能及时更新，敬请谅解！价格以厂家洽谈为准！ r

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