Raws li kev tsim khoom, peb xav muab koj cov khoom zoo Sodium bicarbonate CAS 144-55-8. Thiab peb yuav muab cov kev pabcuam zoo tshaj plaws tom qab muag thiab xa khoom raws sijhawm.
Zoo Sodium bicarbonate CAS 144-55-8 yog muab los ntawm Tuam Tshoj chaw tsim tshuaj paus ntseeg tshuaj. YuavSodium bicarbonate CAS 144-55-8 ib ib ib ib ibuas yog cov khoom zoo ncaj qha nrog tus nqi qis.
|
Khoom npe |
Sodium bicarbonate |
||
|
Formula |
CHNaO 3 |
Molecular Luj |
84.01 |
|
CAS Nr. |
144-55-8 ib ib ib ib ib |
Ntau |
500 KG |
|
Cov khoom |
Specification |
Cov txiaj ntsig |
|
Qhov tshwm sim |
Ua raws |
|
|
Assay |
â € 99.0% |
99.31% |
|
Boiling point |
851°C kub | 851°C kub |
| Melting point |
>300 ° C (lit.) |
|
|
TEEB MEEM |
Qhov tshwm sim ua raws li tus qauv |
|
Melting point
Kub taw tes 851°C kub
Qhov ceev 2.16g / mlat 25 ° C (lit.)
Refractive Index 1.500
Cia txias 2-8 ° C
Solubility h2o: 1mat20 ° C, ntshiab, tsis muaj xim
Txoj kev daws teeb meem (7.5%)
Xim dawb
Lub ntiajteb txawj nqus 2.159
Tsis muaj ntxhiab tsw
PH tus nqi ntau ntawm cov kua qaub-piv qhov taw qhia discoloration 7.8-8.2
PH tus nqi 8.27 (1mmsolution); 8.22 (10mMsolution); 8.02 (100mMSolution);
Acidity coefficient (PKA) (1) 6.37, (2) 10.25 (carbonic (AT25))
Dej solubility 9g / 100ml (20 º C)
Synthesis ntawm cov organic intermediates.
