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磷酸二氫鉀(MKP)

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產品詳情

磷酸二氫鉀(MKP)
別名:磷酸一鉀
化學式:KH2PO4 
分子量:136.09 
執行標準:HG2321-1992 
性狀:白色或無色結晶,相對密度2.338,熔點252.6,易溶于水,1%水溶液PH值為4.5。
用途:主要用于醫藥、食品工業及制造偏磷酸鹽;在農業上用作高效復合肥,總養分(K2O+P2O5)為86%,是配制N、P、K三元復混肥的優質基礎原料。還用于化工、建筑材料、航天材料等行業。
包裝:內塑外編袋,每袋凈重25 Kg、50Kg。
技術指標(見下表):


序號
指標名稱
工業級
食品級
1
主含量(以KH2PO4 計)%
99.0
99.0
2
五氧化二磷(以P2O5計)%
51.50
51.50
3
氧化物(K2O%
34.0
34.0
4
PH
4.4-4.8
4.4-4.8
5
水份%
0.2
0.2
6
重金屬(以Pb計)%
 
0.001
7
砷(以As計)%
 
0.0003
8
氟化物(以F計)%
 
0.005
9
水不溶物%
0.10
0.10


 


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