Boric acid
Nkọwa ngwaahịa
Enyere nkọwapụta
kristal na-adịghị ike(ọdịnaya ≥99%)
kristal monohydrate(ọdịnaya ≥98%)
(Oghere akwụkwọ ntụaka ngwa 'eji ngwaahịa')
Oxalic acid bụ acid na-adịghị ike.Ionization nke mbụ na-adịgide adịgide Ka1 = 5.9 × 10-2 na usoro ionization nke abụọ mgbe niile Ka2 = 6.4 × 10-5.Ọ nwere mmetụta acidity.Ọ nwere ike wepụ isi ihe, gbanwee ihe ngosi, ma hapụ carbon dioxide site na mmekọrịta ya na carbonates.Ọ nwere ike redicibility siri ike na ọ dị mfe ịbụ oxidized n'ime carbon dioxide na mmiri site oxidizing ihe.Acid potassium permanganate (KMnO4) ngwọta nwere ike gbanwee ma belata ka ọ bụrụ ion manganese 2-valence.
EVERBRIGHT®' ga-enye ahaziri ： ọdịnaya / ọcha / particlesize / PHUru / agba / packagingstyle / nkwakọ nkọwa na ndị ọzọ kpọmkwem ngwaahịa ndị ọzọ adabara gị ojiji ọnọdụ, na-enye free samples.
Usoro ngwaahịa
10043-35-3
233-139-2
61,833
Inorganic acid
1.435 g/cm³
Na-esighi ike na mmiri
300 ℃
170.9 ℃
Iji ngwaahịa
Glass / fiberglass
A na-eji ya eme ihe maka mmepụta nke iko anya, iko na-eguzogide acid, iko organoborate na iko ndị ọzọ dị elu na iko iko, nwere ike melite nguzogide okpomọkụ na nghọta nke iko, melite ike n'ibu, belata oge ịgbaze.B2O3 na-arụ ọrụ abụọ nke flux na nhazi netwọk n'imepụta iko na eriri iko.Dịka ọmụmaatụ, na mmepụta eriri iko, enwere ike ibelata okpomọkụ na-agbaze iji kwado ịbịaru waya.N'ozuzu, B2O3 nwere ike ibelata viscosity, na-achịkwa mgbasawanye ọkụ, gbochie permeability, melite nkwụsi ike nke kemịkal, ma melite iguzogide ujo igwe na ujo ọkụ.N'ime mmepụta iko ebe achọrọ ọdịnaya sodium dị ala, a na-ejikọta boric acid na sodium borates (dị ka borax pentahydrate ma ọ bụ borax anhydrous) iji mezie nha sodium-boron na iko.Nke a dị mkpa maka iko borosilicate n'ihi na boron oxide na-egosi ezigbo solubility n'ihe banyere sodium dị ala na aluminom dị elu.
Enamel/seramiiki
Enamel, ụlọ ọrụ seramiiki maka mmepụta nke glaze, nwere ike ibelata mgbasawanye ọkụ nke glaze, belata okpomọkụ na-agwọ ọrịa nke glaze, ka ọ ghara igbochi mgbawa na nkwụsịtụ, meziwanye ọkụ na ngwa ngwa nke ngwaahịa.Maka seramiiki na enamel glazes, boron oxide bụ ezigbo flux na netwọk na-emepụta ahụ.Ọ nwere ike na-etolite iko (na obere okpomọkụ), melite adaptability nke oghere glaze, belata viscosity na elu esemokwu, melite refractive index, melite n'ibu ike, anwụ ngwa ngwa na eyi iguzogide, ọ bụ ihe dị mkpa akụrụngwa nke ndu-free glaze.Nnukwu boron frit na-eto ngwa ngwa ma na-etolite glaze ngwa ngwa, nke na-eme ka agba agba.Na frit tile glazed ngwa ngwa, ewebata B2O3 ka boric acid iji hụ na ọdịnaya sodium dị ala chọrọ.
Ụlọ ọrụ nlekọta ahụike
A na-eji ude boric acid, ihe na-egbu egbu, astringent, preservative na ndị ọzọ.
Ọkụ na-egbochi ọkụ
Ịgbakwunye borate na ihe celluloid nwere ike gbanwee mmeghachi omume oxidation ya ma kwalite nhazi nke "carbonization".Ya mere ọ bụ ire ere.Boric acid, naanị ma ọ bụ jikọtara ya na borax, nwere mmetụta pụrụ iche n'ibelata ire ọkụ nke mkpuchi celluloid, osisi, na taya owu na matraasi.
Metallurgy
A na-eji ya dị ka ihe mgbakwunye na ihe na-ekpo ọkụ na mmepụta nke boron ígwè iji mee ka ígwè boron nwee ike siri ike na ezigbo ntụgharị ductility.Boric acid nwere ike igbochi oxidation elu nke igwe ịgbado ọkụ, brazing na casing ịgbado ọkụ.Ọ bụkwa akụrụngwa nke ferroboron alloy.
Ụlọ ọrụ kemịkalụ
Ejiri ya na mmepụta nke borates dị iche iche, dị ka sodium borohydride, ammonium hydrogen borate, cadmium borotungstate, potassium borohydride na ndị ọzọ.N'ime mmepụta nke intermediates naịlọn, boric acid na-arụ ọrụ catalytic na oxidation nke hydrocarbons ma na-emepụta esters iji mụbaa mkpụrụ nke ethanol, si otú ahụ na-egbochi oxidation nke otu hydroxyl iji mepụta ketones ma ọ bụ hydroxic acid.Ụlọ ọrụ fatịlaịza maka mmepụta nke kandụl wicks, boron nwere fatịlaịza.A na-eji ya dị ka ihe nyocha kemịkalụ reagent maka ịkwadebe ihe nchekwa na mgbasa ozi dị iche iche maka ozuzu haploid.
