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Sodium acetate
Aha kemịkalụ:Sodium acetate
Ụdị molekụla: C2H3NaO2;C2H3NaO2· 3H2O
Arọ Molecular:Mmiri na-ekpo ọkụ: 82.03 ;Trihydrate: 136.08
CAS: Ihe na-ekpo ọkụ: 127-09-3;Trihydrate: 6131-90-4
agwa: Anhydrous: Ọ bụ kristal ọcha ntụ ntụ ma ọ bụ ngọngọ.Ọ naghị esi ísì, na-atọ ntakịrị mmanya.Njupụta njikọ bụ 1.528.Ebe mgbaze bụ 324 ℃.Ikike nke nnabata mmiri siri ike.1g sample nwere ike etisasịwo na 2ml mmiri.
Trihydrate: Ọ bụ kristal transperent ma ọ bụ na-acha ọcha kristal ntụ ntụ.Njupụta njikọ bụ 1.45.N'ikuku na-ekpo ọkụ na nke kpọrọ nkụ, ọ ga-adị mfe ihu igwe.1g sample nwere ike etisasịwo na banyere 0.8mL mmiri ma ọ bụ 19mL ethanol.
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Potassium acetate
Aha kemịkalụ:Potassium acetate
Ụdị molekụla: C2H3KO2
Arọ Molecular:98.14
CAS: 127-08-2
agwa: Ọ bụ ọcha crystalline ntụ ntụ.Ọ na-atọ ụtọ ma na-atọ ụtọ.Uru PH nke 1mol/L ngwọta mmiri bụ 7.0-9.0.Njupụta nke ikwu (d425) bụ 1.570.Ebe mgbaze bụ 292 ℃.Ọ bụ nke ukwuu soluble na mmiri (235g/100ml, 20℃; 492g/100mL, 62℃), ethanol (33g/100mL) na methanol (24.24g/100ml, 15℃), ma-adịghị soluble na ether.
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Potassium diacetate
Aha kemịkalụ:Potassium diacetate
Ụdị molekụla: C4H7KO4
Arọ Molecular: 157.09
CAS:127-08-2
agwa: Na-enweghị agba ma ọ bụ ọcha crystalline ntụ ntụ, alkaline, deliquescent, soluble na mmiri, methanol, ethanol na mmiri mmiri amonia, insoluble na ether na acetone.
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Sodium Diacetate
Aha kemịkalụ:Sodium Diacetate
Ụdị molekụla: C4H7NaO4
Arọ Molecular:142.09
CAS:126-96-5
agwa: Ọ bụ ntụ ntụ kristal na-acha ọcha nke nwere ísì acetic acid, ọ bụ hygroscopic ma na-agbaze ngwa ngwa na mmiri.Ọ decomposes na 150 ℃
