Stearic acid CAS 57-11-4
Stearic acid fari ne ko kodadde rawaya mai ƙarfi, mai narkewa a cikin barasa da acetone, kuma cikin sauƙi mai narkewa a cikin ether, chloroform, benzene, carbon tetrachloride, carbon disulfide, pentyl acetate, toluene, da sauransu. Matsayinsa na narkewa shine 69.6 ℃, kuma ɗaya ne. daga cikin manyan abubuwan da ke tattare da mai da mai.
| Abu | Ƙayyadaddun bayanai |
| Wurin tafasa | 361 ° C (launi) |
| Yawan yawa | 0.845 g/cm 3 |
| Wurin narkewa | 67-72 ° C (lit.) |
| batu na walƙiya | > 230 ° F |
| Yanayin ajiya | Adana a ƙasa + 30 ° C. |
| pKa | pKa 5.75± 0.00 (H2O t = 35) (Ba a tabbata ba) |
Stearic acid ana amfani dashi ko'ina a cikin kayan shafawa, filastik filastik, wakilai na saki, stabilizers, surfactants, roba vulcanization accelerators, waterproofing jamiái, polishing jamiái, karfe sabulu, karfe ma'adinai flotation, softeners, Pharmaceuticals, da sauran Organic sunadarai. Stearic acid kuma za a iya amfani da a matsayin sauran ƙarfi ga mai mai narkewa pigments, mai mai don crayons, polishing wakili ga kakin zuma takarda, da emulsifier ga stearic acid glycerides.
Yawancin lokaci cushe a 25kg / drum, kuma kuma za a iya yi musamman kunshin.
Stearic acid CAS 57-11-4
Stearic acid CAS 57-11-4
