(1-Hydroxyethylidene) bis-phosphonic acid tetrasodium ntsev HEDP 4Na CAS 3794-83-0

CAS:3794-83-0

Tsos:Hmoov dawb / Kua tsis muaj xim

Cov mis molecular:C2H4Na4O7P2

Qhov hnyav ntawm cov molecule:293.96

Lwm Lub Npe:HEDP Na4, (1-Hydroxyethylidene) bis-phosphonic acid tetrasodium ntsev

Sau Koj Cov Lus

Cov Lus Qhia Txog Khoom

Rub tawm

Cov Cim Npe Khoom

HEDP 4Na CAS 3794-83-0 yog dab tsi?

Cov khoom no yog cov kua nplaum xim av daj. Qhov ceev ntawm qhov sib piv (ntawm 20 ℃) yog 1.40. Cov khoom ntshiab muaj qhov chaw yaj ntawm 198-199 ℃ thiab yaj tau hauv dej thiab ethanol. Cov khoom khov kho muaj zog hygroscopicity.

Cov Lus Qhia Tshwj Xeeb

Khoom	Cov Lus Qhia Tshwj Xeeb
Qhov tsos	Hmoov dawb
Cov Ntsiab Lus Nquag (raws li HEDP)%	56.0 feeb
Cov Ntsiab Lus Nquag (raws li HEDP 4na)%	80 feeb
Tag nrho cov phosphoric acid (raws li PO43-)%	52 feeb
PH (1% dej kua)	11~12
Hlau ppm	20MAX
Qhuav Qhov hnyav poob (Ntsuab)%	15MAX

Khoom	Cov Lus Qhia Tshwj Xeeb
Qhov tsos	Tsis muaj xim los yog daj ntseg daj kua pob tshab
Cov Ntsiab Lus Nquag (raws li HEDP)%	20.3-21.7
Cov Ntsiab Lus Tseem Ceeb	29.0-31.0
pH	10.0- 12.0
Hlau, ppm	siab tshaj 20
Qhov Ceev @ 20 ℃, g / cm3	1.26- 1.36

Daim Ntawv Thov

Muaj peev xwm ua ke nrog ntau yam hlau ions.

Siv ua cov tshuaj tiv thaiv kab mob hauv dej txias thiab kev kho dej boiler. Tiv taus cua sov zoo. Nws tseem muaj cov nyhuv zoo ntawm 200 ℃.
Kuj tseem siv tau ua tus tiv thaiv kev xeb, cov khoom siv plating uas tsis muaj cyanide.