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磷酸二氢钾

Potassium phosphate monobasic

关 键 字:
CAS NO.:7778-77-0
分 子 式:KH2Po4
分 子 量:136.08
资料下载:
产品介绍

LINSUANERQINGJIA(HUAXUESHI:KH2PO4)YOUCHENG LINSUANYIJIA

 

磷酸二氢钾(CAS:7778-77-0)物化性质

WAIGUANYUXINGZHUANG:BAISEFENMO

MIDU:2.338

RONGDIAN:252.6ºC

FEIDIAN:158ºC at 760 mmHg

WENDINGXING:Stable under normal temperatures and pressures.

CHUCUNTIAOJIAN:Store at RT.

 

磷酸二氢钾(CAS:7778-77-0)安全信息

HAIGUANBIANMA:3105600000

WGK Germany:2

WEIXIANLEIBIEMA:R36/38

ANQUANSHUOMING:S24/25

RTECSHAO:TC6615500

WEIXIANPINBIAOZHI:F; T; C; Xn

 

磷酸二氢钾(CAS:7778-77-0)生产方法

1.GONGYESHANGJIECAIYONGZHONGHEFA,YOUFENWEIKEXINGJIALINSUANZHONGHEFAHELVHUAJIALINSUANZHONGHEFA。KEXINGJIAFA JIANGCHUTIEDEKEXINGJIARONGYE(YUE30%KOH)JIARUDAIYOUJIAOBANHEZHENGQIJIATAODETANGCIFANYINGFUZHONG,ZAIJIAOBANXIAHUANMANJIARUSHILIANGDELINSUAN(XISHICHENG50%H3P

O4)JINXINGZHONGHEFANYING,WEICHIFANYINGWENDUZAI85~100℃,KONGZHIPHZHIWEI4.2~4.6,FANYINGZHONGDIANRONGYEXIANGDUIMIDU1.32~1.33。JIARUCHUSHENJIHECHUZHONGJINSHUJIJINXINGRONGYEJINGHUA,GUOLVCHUQUSHENHEZHONGJINSHUDENGZAZHI。JINGZHENGFANONGSUOZHIXIANGDUIMIDU1.38~1.42SHISONGDAOJIEJINGGONGXU,LENGQUEZHI36℃YIXIAXICHUJIEJING,ZAIJINGFENLITUOSHUI、XIDI、GANZAO,ZHIDELINSUANERQINGJIA。QIFANYINGSHIRUXIA。 

2.LVHUAJIAFA JIANG95%LVHUAJIARONGYU70~80℃RESHUIZHONG,DIAOCHENGJIEJINYUBAOHEDERONGYE。YU75%LINSUANANKCl∶H3PO4=1∶1.2DEPEIBIJIARUFANYINGQIZHONG,YU150~170℃JINXINGZHONGHEFANYING,SHENGCHENGLINSUANERQINGJIAHELVHUAQING。LVHUAQINGJINGLENGQUEHUISHOUCHENGYANSUAN。FANYINGYEJIARUXIQINGYANGHUAJIARONGYEJINXINGZHONGHE,ZHONGDIANKONGZHIPH=4.4~4.6,JINGZHENGFANONGSUO,LENGQUEJIEJING,LIXINFENLI,SHIDANGSHUIXI,ZAIJINGGANZAOZHIDELINSUANERQINGJIACHENGPIN。QIFANYINGSHIRUXIA: MUYEZHONGHANYOUDALIANGDELINSUANERQINGJIA、LVHUAJIAHEYOULISUAN,FANHUILIUCHENGPEILIAOSHIYONG。

 

磷酸二氢钾(CAS:7778-77-0)用途

GONGYESHANGYONGZUOHUANCHONGJI、PEIYANGJI;NONGYESHANGYONGZUOGAOXIAOLINJIAFUHEFEI;SHIPINJIYONGZUOSHIPINGAILIANGTIANJIAJI。

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