Iindaba
-
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 -
Izicelo eziphambili ze-Oxalic Acid
I-Oxalic Acid: Iinjongo eziphambili I-Oxalic acid isetyenziswa kakhulu ekuveliseni amayeza afana nee-antibiotics kunye ne-menthol, kunye nesinyibilikisi sokucoca iintsimbi ezinqabileyo, i-dye reduction agent, kunye ne-tanning agent. Ukongeza, ingasetyenziselwa ukwenza ii-oxalates ezahlukeneyo, ii-oxalic acid esters, kunye nee-oxamides,...Funda ngokugqithisileyo -
Isabela njani i-oxalic acid kwisisombululo samanzi?
Njenge-diprotic organic acid, i-oxalic acid inamaqela amabini e-carboxyl, nto leyo eyinika ii-athomu ezimbini ze-hydrogen ezikwaziyo ukuxutywa. Kwisisombululo samanzi, iyahlukana ibe zii-ion ze-oxalate kunye nee-ion ze-hydrogen ezimbini, njengoko kubonisiwe kwezi mpendulo zilandelayo: I-oxalic acid iyasebenza ngokweekhemikhali kwaye inokungenelela kwi-coordination reaction...Funda ngokugqithisileyo -
Igama leKhemikhali le-Oxalic Acid
Igama leKhemikhali le-Oxalic Acid I-Oxalic acid, ekwaziwa ngokuba yi-ethanedioic acid, yi-crystalline organic compound engenambala enefomyula yekhemikhali i-H₂C₂O₄ kunye nokunyibilika kakuhle emanzini. Njenge-organic acid, ineendlela ezahlukeneyo zokusetyenziswa, kubandakanya ukufakelwa kwe-electroplating, ukucoca isinyithi, kunye nokufaka idayi kwilaphu...Funda ngokugqithisileyo -
Ukuphathwa kunye nokugcinwa kwe-Oxalic Acid.
Icandelo 6: Ukuphathwa kunye nokugcinwa kwe-Oxalic Acid Amanyathelo okuphatha i-Oxalic Acid Amanyathelo okusebenza asebenzayo kwinkqubo evaliweyo enomoya wokukhupha umoya kwindawo ethile. Abasebenzi kufuneka bafumane uqeqesho olukhethekileyo kwaye balandele ngokungqongqo iinkqubo zokusebenza. Kucetyiswa ukuba abaqhubi banxibe iimaski zothuli (uhlobo olupheleleyo lobuso), umzimba opheleleyo...Funda ngokugqithisileyo -
Amanyathelo okukhupha i-Oxalic Acid ngengozi.
Icandelo 5: Ukukhululwa kwe-Oxalic Acid ngengozi Ukusabela kwiNgxakeko ye-Oxalic Acid: Yahlula indawo engcolileyo kwaye uthintele ukufikelela. Nqumla yonke imithombo yokutsha. Kucetyiswa ukuba abaphenduli bengxakeko banxibe iimaski zothuli (uhlobo olupheleleyo lobuso) kunye nempahla yokuzikhusela. Kuphephe ukuphakamisa uthuli; ngononophelo...Funda ngokugqithisileyo -
Amanyathelo okulwa nomlilo e-Oxalic Acid.
Icandelo 4: Iindlela zokuLwa nomlilo ze-Oxalic Acid Iimpawu eziyingozi ze-Oxalic Acid Iyatsha xa ivezwa kumlilo ovulekileyo okanye kubushushu obuphezulu. Iyabola xa ifudunyezwa ukuze ivelise iigesi ezinobuthi. Iimveliso zokuTsha eziyingozi ze-Oxalic Acid I-Carbon monoxide, i-carbon dioxide. Iindlela zokuCima ze-Oxalic Acid Umlilo...Funda ngokugqithisileyo -
Ziziphi iindlela zoncedo lokuqala ze-oxalic acid?
Icandelo 3: Iindlela zoNcedo lokuQala ze-Oxalic acid I-Oxalic acid Ulusu oludibanayo: Khupha impahla engcolileyo ngoko nangoko uze uhlambe indawo echaphazelekayo ngamanzi amaninzi ahambayo ubuncinane imizuzu eli-15. Funa uncedo lwezonyango. I-Oxalic acid Ulusu oludibanayo: Phakamisa iinkophe ngoko nangoko uze uhlambe kakuhle iliso...Funda ngokugqithisileyo -
Ukuchongwa kweMveliso yeKhemikhali ye-Oxalic Acid.
Iphepha leDatha ye-Oxalic Acid – Safety Data Sheet (SDS) Icandelo 1: Ukuchongwa kweMveliso yeKhemikhali Igama lesiTshayina: I-Ethanedioic Acid Isivakalisi: I-Oxalic Acid I-Oxalic Acid Ifomula yeMolekyuli: C₂H₂O₄ Ubunzima beMolekyuli: 90.04 Icandelo 2: Ukuchongwa kweeNgozi I-Oxalic Acid Iingozi zezeMpilo I-Oxalic acid iyacaphukisa kakhulu ...Funda ngokugqithisileyo -
Imigangatho ye-Ethanol yoShishino.
Imigangatho yeNkangeleko kunye neVuvu le-Ethanol yoShishino Imveliso mayicace kwaye ibonakale, ingabi nakungcola okubonakalayo. Mayingabi navumba lingaqhelekanga, ingabi navumba licacileyo, okanye amanye amavumba angaqhelekanga. Izalathisi zoMzimba nezeeKhemikhali Umxholo we-Ethanol (C₂H₅OH, iqhezu lobunzima): ≥ 95.0% (premi...Funda ngokugqithisileyo