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　氟化鉀
　聚合氯化鋁（日化級）
　氟鈦酸鉀
　氟化鎂
　單氟磷酸鈉
　氟硼酸鉀
　氟化鈉（食品級）
　氟硅酸鉀
　氟硼酸鈉
　氟化鋇
　氟鋯酸鉀
　氟硼酸銨
　氟化鍶
　醋酸鈣
　醋酸鈣一水
 
 
氟化鉀

分子式：KF
分子量：58.10
物化性質：無色立方晶體,易潮解，比重2.48，熔點858℃，易溶于水，可溶于氫氟酸和液氨。
產品用途：應用于電子工業、制藥工業和用于各種玻璃刻蝕，也可用作焊接助溶劑，食品防腐劑，農業殺蟲劑。
質量指標：

指標名

指標

一級品

電子級

主含量（KF）%

≥99

≥99

游離酸（HF） %

≤0.05

≤0.05

游離堿（K2CO3） %

≤0.05

≤0.05

氯化物(Cl)%

≤0.005

≤0.005

氟硅酸鹽（K2SiF6）%

≤0.01

≤0.01

硫酸鹽(SO4)%

≤0.02

≤0.02

水不溶物（10%水溶液過濾殘留物）%

≤0.01

≤0.01

強熱減量 %

≤0.5

≤0.5

鈉(Na) ppm

≤2000

≤1000

鋁(Al) ppm

≤2

≤2

砷(As) ppm

＜2

＜2

硼(B) ppm

……

≤2

碳(C) ppm

……

≤20

鈣(Ca) ppm

＜2

＜2

鉻(Cr) ppm

＜2

＜2

銅(Cu) ppm

＜2

＜2

鐵(Fe) ppm

≤10

≤2

鎂(Mg) ppm

＜2

＜2

鎳(Ni) ppm

＜2

＜2

磷(P) ppm

＜2

＜2

硅(Si) ppm

≤10

≤2

硫(S) ppm

≤60

≤10

重金屬（以Pb計） ppm

≤5

≤5

干燥失重 ppm

≤2000

≤1000

PH值（5% 25℃）

7.5-9

7.5-9

包裝：凈重25kg，紙塑復合袋、塑料編織袋、紙板桶�！　N：1812　　危險類別：6.1

性色一区二区
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