-
Sodium Acetate
Lub npe tshuaj:Sodium Acetate
Molecular Formula: C2H3NaO2;C2H3NaO2· 3 H2O
Molecular Luj:Cov dej tsis muaj dej: 82.03;Trihydrate: 136.08
CAS: Anhydrous: 127-09-3;Trihydrate: 6131-90-4
Cim: Anhydrous: Nws yog dawb crystalline coarse hmoov los yog thaiv.Nws tsis muaj ntxhiab, saj me ntsis ntawm vinegary.Tus txheeb ze ntom ntom yog 1.528.Melting point yog 324 ℃.Lub peev xwm ntawm noo noo nqus yog muaj zog.1g qauv tuaj yeem yaj hauv 2mL dej.
Trihydrate: Nws yog xim tsis muaj pob tshab siv lead ua lossis dawb crystalline hmoov.Cov txheeb ze ntom ntom yog 1.45.Nyob rau hauv huab cua sov thiab qhuav, nws yuav yooj yim tau weathered.1g qauv tuaj yeem yaj hauv li 0.8mL dej lossis 19mL ethanol.
-
Potassium Acetate
Lub npe tshuaj:Potassium Acetate
Molecular Formula: C2H3KO2
Molecular Luj:98.14 ib
CAS: 127-08-2 : kuv
Cim: Nws yog dawb crystalline hmoov.Nws yooj yim deliquescent thiab saj qab ntsev.PH tus nqi ntawm 1mol / L aqueous tov yog 7.0-9.0.txheeb ze ntom ntom (d425) yog 1.570.Melting point yog 292 ℃.Nws yog soluble hauv dej (235g / 100mL, 20 ℃; 492g / 100mL, 62 ℃), ethanol (33g / 100mL) thiab methanol (24.24g / 100mL, 15 ℃), tab sis insoluble hauv ether.
-
Potassium Diacetate
Lub npe tshuaj:Potassium Diacetate
Molecular Formula: C4H7KO4
Molecular Luj: 157.09 Nws
CAS:127-08-2 : kuv
Cim: Tsis muaj xim lossis dawb crystalline hmoov, alkaline, deliquescent, soluble hauv dej, methanol, ethanol thiab kua ammonia, insoluble hauv ether thiab acetone.
-
Sodium Diacetate
Lub npe tshuaj:Sodium Diacetate
Molecular Formula: C4H7NaO4
Molecular Luj:142.09 Nws
CAS:126-96-5 : kuv
Cim: Nws yog dawb crystalline hmoov nrog acetic acid tsw, nws yog hygroscopic thiab yooj yim soluble hauv dej.Nws decomposes ntawm 150 ℃
