Stearic acid CAS 57-11-4
Stearic acid fari ne ko rawaya mai haske, yana narkewa a cikin barasa da acetone, kuma yana narkewa cikin sauƙi a cikin ether, chloroform, benzene, carbon tetrachloride, carbon disulfide, pentyl acetate, toluene, da sauransu. Matsayin narkewarsa shine 69.6 ℃, kuma yana ɗaya daga cikin manyan abubuwan da ke cikin kitse da mai.
| Abu | Ƙayyadewa |
| Wurin tafasa | 361 °C (haske) |
| Yawan yawa | 0.845 g/cm3 |
| Wurin narkewa | 67-72 °C (haske) |
| wurin walƙiya | >230°F |
| Yanayin ajiya | Ajiye a ƙasa da +30°C. |
| pKa | pKa 5.75±0.00(H2O t = 35) (Ba a tabbatar ba) |
Ana amfani da sinadarin stearic acid sosai a fannin kayan kwalliya, na'urorin filastik na filastik, na'urorin sakin sinadarai, masu daidaita sinadarai, na'urorin surfactants, na'urorin hanzarta yin amfani da roba, na'urorin hana ruwa shiga, na'urorin gogewa, sabulun ƙarfe, na'urorin flotation na ma'adinai na ƙarfe, na'urorin laushi, na'urorin magunguna, da sauran sinadarai na halitta. Haka kuma ana iya amfani da sinadarin stearic acid a matsayin mai narkewa ga launuka masu narkewa daga mai, man shafawa ga crayons, na'urar gogewa don takardar kakin zuma, da kuma na'urar emulsifier don na'urorin stearic acid glycerides.
Yawancin lokaci ana cika shi da 25kg / ganga, kuma ana iya yin kunshin da aka keɓance.
Stearic acid CAS 57-11-4
Stearic acid CAS 57-11-4
