Iindaba zeShishini
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Indlela yokuQhagamshela i-Oxalic Acid Carbon Monoxide
Indlela yokuQhagamshela i-Oxalic Acid Carbon Monoxide Le ndlela ekuqaleni yayisebenzisa i-palladium kunye ne-copper salts njengee-catalysts, yaza yenza i-liquid-phase coupling reaction ye-carbon monoxide, i-oxygen, i-alcohol, kunye ne-dilute nitric acid kwi-8–11 MPa kunye ne-90–100 °C. I-reaction iqala ivelise i-oxalate ester, ...Funda ngokugqithisileyo -
Indlela yokuOxidation yeCarbohydrate kwi-Oxalic Acid.
Indlela yokuOxidation yeCarbohydrate ye-Oxalic Acid Le ndlela isebenzisa istarch kunye neeswekile njengezinto eziluhlaza kwaye iyazixuba ne-nitric acid kwi-73–80 °C ukuvelisa i-oxalic acid. Umzekelo, le nkqubo imi ngolu hlobo: I-85% ye-mass fraction starch isasazwa kwisisombululo samanzi esine-10% ...Funda ngokugqithisileyo -
Iinkqubo eziphambili zeMveliso ye-Oxalic Acid
Iinkqubo eziphambili zeMveliso ye-Oxalic Acid Kuye kwaveliswa iindlela ezahlukeneyo zemveliso kunye neendlela zokwenziwa ze-oxalic acid. Okwangoku, iindlela zemveliso ye-oxalic acid kwimizi-mveliso ziquka i-carbohydrate oxidation, i-carbon monoxide coupling, indlela ye-sodium formate, i-ethylene glycol oxidation...Funda ngokugqithisileyo -
Isishwankathelo seMveliso ye-Oxalic Acid
Isishwankathelo seMveliso ye-Oxalic Acid I-Oxalic acid, ekwaziwa ngokuba yi-ethanedioic acid, yeyona dicarboxylic acid ilula ene-molecular formula (COOH) 2 ⋅2H2O Ibonakala njengeekristale ezingenambala kwaye yinxalenye eqhelekileyo kwizityalo ezihlumayo, uninzi lwazo lukhona ngendlela ye potassium okanye i calcium...Funda ngokugqithisileyo -
Ukugcinwa Okufanelekileyo kwe-Oxalic Acid
Ukugcinwa Okufanelekileyo kwe-Oxalic Acid Ngaphezu koko, gcina i-oxalic acid ngokufanelekileyo emva kokuyisebenzisa. Yigcine kude namanzi, ioksijini, izinto ze-alkaline, kunye nezinye izinto ezingahambelaniyo. I-Oxalic acid iyaguquguquka kwaye i-hygroscopic; ivelisa ubushushu xa idibana namanzi kwaye inokusabela ngamandla xa ivezwe kwioksijini...Funda ngokugqithisileyo -
I-Oxalic Acid Echanekileyo kunye neRatio
I-Oxalic Acid Ukuxuba kunye nomlinganiselo ochanekileyo Okwesibini, landela ngokungqongqo umlinganiselo ofanelekileyo kunye neendlela zokuxuba ngexesha lokusetyenziswa. Ngokubanzi, i-oxalic acid ifumaneka kumanqanaba aphezulu, kwaye ukusetyenziswa ngokuthe ngqo kwandisa umngcipheko wokugqwala. Ngoko ke, soloko ulandela umlinganiselo ochaziweyo kunye neenkqubo zokuxuba ukuze...Funda ngokugqithisileyo -
Izikhokelo zokusetyenziswa ngokufanelekileyo kwe-Oxalic Acid
Izikhokelo Zokusetyenziswa Ngokufanelekileyo kwe-Oxalic Acid I-Oxalic acid, enefomyula yeekhemikhali i-H2C2O4, yi-asidi eqhelekileyo ye-organic esetyenziswa kakhulu kubunjineli beekhemikhali, amayeza, i-metallurgy, kunye neminye imimandla. Kubomi bemihla ngemihla, ikwasetyenziselwa ukucoca kunye nokucoca ukungcola. Nangona kunjalo, ngenxa yokuba ...Funda ngokugqithisileyo -
Izikhokelo zokusetyenziswa ngokufanelekileyo kwe-Oxalic Acid
Izikhokelo Zokusetyenziswa Ngokufanelekileyo kwe-Oxalic Acid I-Oxalic acid, enefomyula yeekhemikhali i-H2C2O4, yi-asidi eqhelekileyo ye-organic esetyenziswa kakhulu kwishishini leekhemikhali, lezonyango, nakwamanye amashishini. Ukusetyenziswa ngokufanelekileyo kubalulekile ukuqinisekisa ukhuseleko emsebenzini nakwimpilo yemihla ngemihla. Ngezantsi, sichaza iindlela ezichanekileyo zokusebenzisa...Funda ngokugqithisileyo -
Ngaba i-Oxalic Acid ineempawu zokubulala iintsholongwane?
Ingaba i-Oxalic Acid ineempawu zokubulala iintsholongwane? I-Oxalic acid ngokwayo ayinayo impembelelo yokubulala iintsholongwane. Njenge-organic acid, i-oxalic acid ibonakaliswa kakhulu yi-acid yayo enamandla kunye nokukwazi kwayo ukubola. Kwimizi-mveliso, isetyenziswa kakhulu kunyango lomphezulu wesinyithi, njenge-mordant ekudayweni kwelaphu, kunye...Funda ngokugqithisileyo -
Ithini indawo yokunyibilika kwe-oxalic acid?
I-Oxalic Acid – Iipropati Eziphambili Eyaziwa ngokuba yi-ethanedioic acid, i-oxalic acid inefomula yemolekyuli i-H₂C₂O₄ kunye nefomula yesakhiwo i-HOOC-COOH. Iikristale ze-Oxalic acid dihydrate (i-H₂C₂O₄·2H₂O) azinambala, zineqondo lokunyibilika eliyi-101°C. Zinyibilika lula emanzini kwaye zidla ngokubolisa kwaye zinciphise...Funda ngokugqithisileyo -
Ziziphi iindlela ezisetyenziswa kakhulu ze-oxalic acid?
I-oxalic acid isebenza njengomlawuli we-acidity kwizincamathelisi ezifana ne-urea-formaldehyde resin kunye ne-melamine-formaldehyde resin. I-oxalic acid ingongezwa nakwizincamathelisi ezinyibilikayo emanzini ze-polyvinyl alcohol formaldehyde ukuphucula isantya sokomisa kunye namandla okubopha. Njengezinto ezibalulekileyo zokwenziwa kwe-organic synth...Funda ngokugqithisileyo -
Zithini iindlela zokusebenzisa i-oxalic acid?
I-oxalic acid isetyenziswa kakhulu njenge-arhente yokunciphisa kunye ne-arhente yokumhlopheza, i-mordant kwishishini lokuprinta nokudaya, kwaye ikwasetyenziswa ekucoceni iintsimbi ezinqabileyo kunye nokwenza ii-oxalates ezahlukeneyo, ii-esters ze-oxalic acid, kunye nee-oxamides. Kwizinto zokuthambisa, i-oxalic acid ingasetyenziswa njengesongezelelo kwishampu. I-oxalic acid...Funda ngokugqithisileyo