氟化钾 (CAS No.7789-23-3)
- 物化性质
- 分子量58.10。无色立方结晶，易潮解。熔点858℃，沸点1505℃。溶于水、氢氟酸和液氨，不溶于醇。
- 技术参数
- 按高纯氟化钾标准QB-102-2008，主含量（以KF计）一等品≥99.5%，合格品≥99.3% 氯化物（以Cl计）一等品≤0.05%，合格品≤0.1% 灼烧减量一等品和合格品均≤0.2% 水不溶物一等品≤0.01%，合格品≤0.1% 游离酸（以HF计）≤0.05%；游离碱（以KOH计）一等品≤0.05%，合格品≤0.1%
English description（英文原文，共 1144 字符）
Product Name:Potassium fluoride
English Name:Potassium fluoride
CAS No.:7789-23-3
Aliases:Anhydrous potassium fluoride
Molecular Formula:KF
Physical Properties:Molecular weight 58.10. Colorless cubic crystals, deliquescent. Melting point 858°C, boiling point 1505°C. Soluble in water, hydrofluoric acid and liquid ammonia, insoluble in alcohol.
Uses:Used for glass etching, food preservation, electroplating and as a welding flux; also used as an insecticide, fluorinating agent for organic compounds, catalyst and absorbent. It is a raw material for producing potassium hydrogen fluoride. High-purity potassium fluoride is mainly used in electronics, high-grade pharmaceuticals, pesticides, and as a salt additive.
Technical Specifications:
According to standard QB-102-2008 for high-purity potassium fluoride, main content (as KF): first grade ≥99.5%, qualified grade ≥99.3%
Chloride (as Cl): first grade ≤0.05%, qualified grade ≤0.1%
Loss on ignition: ≤0.2% for both grades
Water insoluble matter: first grade ≤0.01%, qualified grade ≤0.1%
Free acid (as HF) ≤0.05%; free alkali (as KOH): first grade ≤0.05%, qualified grade ≤0.1%
English Name:Potassium fluoride
CAS No.:7789-23-3
Aliases:Anhydrous potassium fluoride
Molecular Formula:KF
Physical Properties:Molecular weight 58.10. Colorless cubic crystals, deliquescent. Melting point 858°C, boiling point 1505°C. Soluble in water, hydrofluoric acid and liquid ammonia, insoluble in alcohol.
Uses:Used for glass etching, food preservation, electroplating and as a welding flux; also used as an insecticide, fluorinating agent for organic compounds, catalyst and absorbent. It is a raw material for producing potassium hydrogen fluoride. High-purity potassium fluoride is mainly used in electronics, high-grade pharmaceuticals, pesticides, and as a salt additive.
Technical Specifications:
According to standard QB-102-2008 for high-purity potassium fluoride, main content (as KF): first grade ≥99.5%, qualified grade ≥99.3%
Chloride (as Cl): first grade ≤0.05%, qualified grade ≤0.1%
Loss on ignition: ≤0.2% for both grades
Water insoluble matter: first grade ≤0.01%, qualified grade ≤0.1%
Free acid (as HF) ≤0.05%; free alkali (as KOH): first grade ≤0.05%, qualified grade ≤0.1%
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常见问题
- 氟化钾的 CAS 号是多少？
- 氟化钾的 CAS 号是 7789-23-3。
- 氟化钾的分子式和分子量是什么？
- 氟化钾的分子式为 KF。
- 氟化钾的英文名称是什么？
- 氟化钾的英文名称为 Potassium fluoride。
- 氟化钾还有哪些别名？
- 氟化钾又称 无水氟化钾。
- 氟化钾有哪些供应商和生产厂家？
- 掌上化工当前收录 1 条氟化钾供应报价，来自 1 家供应商，可按地区、纯度、级别筛选对比。
- 氟化钾的供应商主要分布在哪些地区？
- 氟化钾的供应商主要分布在 上海市（1 条） 等地。
- 氟化钾有哪些级别可选？
- 平台上氟化钾的供应级别包括 工业级。
- 氟化钾的报价单位是什么？
- 氟化钾的报价单位主要有 千克。
- 哪里可以查到氟化钾的价格？
- 掌上化工氟化钾产品页汇总了各供应商的最新报价与规格，地址：/chemicals/7789-23-3/。部分供应商价格为电议，可通过页面上的询价功能直接获取。
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