ngwaahịa
Ụlọ ọrụ na-eweta Sodium Acetate Supplier dị elu CAS 127-09-3
Nkọwa ngwaahịa
MF: C2H3NaO2
MW: 82.03379
Ọnọdụ: 127-09-3
1.Sodium acetate na-amarakwa dị ka sodium acetate.Enweghị agba, enweghị isi, kristal kọlụm monoclinic transperent, ma ọ bụ ntụ ntụ kristal ọcha.
2.Na mmepụta nri, a na-eji ya dị ka ihe nchekwa maka oge na ihe nchekwa anụ.Na-achịkwa ihe na-egbuke egbuke nke fungi na-emepụta na-emepụta achịcha ma jiri ya na-echekwa ọka na mmiri dị elu;Enwere ike iji ngwaahịa a dị ka akwụkwọ ndụ akwụkwọ ndụ akwụkwọ ndụ akwa akwa inyeaka (mordant), nchekwa maka ụlọ ọrụ foto, reagent kemịkalụ na etiti ọgwụ;A pụkwara iji ya mee ihe dị ka ihe e ji emepụta kemịkalụ organic, dị ka furan acrylic acid, acetate esters, chloroacetic acid, acetic anhydride na cinnamic acid.
3.Colorless na odorless crystal, nke nwere ike ihu igwe na combustible na ikuku.Soluble na mmiri na ether, ntakịrị soluble na ethanol.Ebe mgbaze nke sodium acetate trihydrate bụ 58 ℃, njupụta ndị ikwu bụ akwụkwọ kemịkalụ1.45, ebe mgbaze na mberede bụ 607.2 ℃.Wepu molekul mmiri 3 na 123 ℃.Ebe mgbaze nke sodium acetate anhydrous bụ 324 ℃, na njupụta ikwu bụ 1.528.
Ngwa
1.Anhydrous sodium acetate nwere ike ji mee ihe na organic njikọ nke esterification mmadụ, foto ọgwụ, ọgwụ, na-ebipụta na dyeing mordants, buffers, chemical reagents, anụ preservatives, pigments na ọtụtụ akụkụ ndị ọzọ, na ike ga-eji na-emepụta dị iche iche chemical ngwaahịa, dị otú ahụ. dika furo propylene chemicalbook enoic acid, acetate na chloroacetic acid.Dị ka ihe nchekwa maka isi nri, ngwaahịa a nwere ike igbochi ngbanwe ma nwee mmetụta mgbochi mildew ụfọdụ.A pụkwara iji ya dị ka ihe na-esi ísì ụtọ maka ihendori, kabeeji pickled, Mayonezi, achicha azụ, soseji, achịcha, osikapa, wdg.
2.Sodium acetate tumadi na-ekere òkè n'ịgbanwe uru pH nke nsị na ọgwụgwọ nsị.Sodium acetate bụ kemịkalụ alkaline, nke enwere ike ịgbanye n'ime mmiri ka ọ bụrụ ion na-adịghị mma, nke nwere ike imebi akwụkwọ kemịkal na ion acidic na mmiri, dị ka h +, nh4+.Usoro mmeghachi omume hydrolysis nke sodium acetate bụ: ch3coo-+ h2o = reversible = ch3cooh+oh-.
