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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Nkọwa ngwaahịa

Ojiji:A na-eji ya dị ka onye na-echekwa ihe, reagent na-esi ísì ụtọ, onye na-ahụ maka PH, onye na-ekpo ọkụ, wdg.

Nkwakọ ngwaahịa:Ajuju ya na akpa polyethylene dị ka oyi akwa dị n'ime, yana akpa rọba kpara akpa dị ka oyi akwa.Ibu ụgbụ nke akpa ọ bụla bụ 25kg.

Nchekwa na Ụgbọ njem:Ekwesịrị ịchekwa ya n'ụlọ nkwakọba ihe akọrọ na ikuku ventilashị, na-echekwa ya ka ọ ghara ikpo ọkụ na mmiri n'oge njem, na-ebufe ya na nlezianya ka ọ ghara imebi.Ọzọkwa, a ghaghị ịchekwa ya iche na ihe ndị na-egbu egbu.

Ọkọlọtọ Ogo:(GB 30603-2014, FCC VII)

Nkọwapụta		GB 30603-2014	Ọnụ ego FCC VII
Ọdịnaya (Na Akọrọ),w/%≥		98.5	99.0-101.0
Acidity na alkalinity		Nyefee ule	-
Ndu (dị ka Pb),mg/kg≤		2	2
Alkalinity,w/%≤	Anyụnyụ ọkụ	-	0.2
Alkalinity,w/%≤	Trihydrate	-	0.05
Ọnwụ na ihicha,w/%	Anhydrous ≤	2.0	1.0
Ọnwụ na ihicha,w/%	Trihydrate	36.0-42.0	36.0-41.0
Ngwakọta potassium		Nyefee ule	Nyefee ule