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Lebitso la sehlahisoa:Oxalic acid
Sebopeho sa limolek'hule:C2h2o4
Cas Che:144-62-7
Sebopeho sa limolek'hule:
Oxalic acid e ajoa haholo semeleng ka tlhaho, e seng e le teng ka mokhoa oa letsoai la oxalic axic. CW Scheele e bile le nako ea lekhetlo la pele oxalatenation ka 1776.
Oxate ke asiti e matla ho fetisisa har'a acid ea dicarboxylic. Ntle le ho ba le thepa e akaretsang ea asiti ea carboxylic, e boetse e fokotsa thepa 'me e ka fokotsa chelete ea mangoana e supileng ho ea likhahla tse supileng. Sebaka sena se sebelisoa hangata bakeng sa tlhahlobo ea bophahamo ba potasiamo permanganate.
5 c2h2o4 + 2 h2so4 + 2 k2so4 + 2 MNSO4 + 10 Co2 ea 10;
Oxalic acid e ka fokotsa tšepe e tlisoang ke tšepe e kholo. Ka lebaka la sokolusi e phahameng ea tšepe e matla ea tšepe ka metsing, re ka sebelisa molao-motheo ona ho tlosa rust holim 'a makhopho.
Oxalic acid e ka arabela ka Pensphorus PentachRorus PentachRordime ho hlahisa phosphorus oxycelorus oxyColosa C2h2o4 + pcc5 → Pol3 + Co + Co He2 + 2 hcl.
Oxalic acid e ka arabela ka tšepe e ngata ho hlahisa letsoai la oxalic axalic. Ntle le letsoai la la alkali le letsoai le boreleli le nang le letsoai le setseng la oxalic le sa qhibiliha ka metsing. Letsoai le leng la tšepe, leha le ka qhibiliha ka metsing, le ka hlahisa moeli o thata ka metsing.
Fe2 (C2O4) 3 K2C2O4 + 6 H2O → 2 K3 [F2O4) 3] 3] 3. 6 h2O.
Ha a ntse a futhumetse, Alkali Metal le Alkaline Earth Metal Oxalic AcID Sekhahla sa oxalic acid
Lihlahisoa tsa matsete tsa oxate ke carbon dioxide, carbon monoxide le metsi.
Letsoai la oxate le la Oxalic acid e na le chefo. MIC, ka tsamaiso ea molomo, e na le ld50 ea 2000 ~ 4000 MG / KG.
1. Oxalic acID
2. E sebelisoa joalo ka ha e le hantle.
3. E sebelisoa e le bahoebi ba laboratori, senoelo sa lipelaelo sa chromatography, mahlaseli a ho itloana a dae le lintho tse tloaelehileng.
4. Oxalic axich e sebelisoa haholo bakeng sa ho hlahisa lithethefatsi tse kang lithibela-mafu le daemati. Oxate oxate ho ba le chai e kholo ka ho fetisisa. Oxalate e ka boela ea sebelisoa bakeng sa tlhahiso ea cobatt-molybdeenum-alumina kapelong ea tšepe
Chemiwane e ka fana ka mefuta e fapaneng ea li-hydrocarbons le li-soldrocarbons le li-solbert tsa lik'hemik'hale bakeng sa bareki ba indasteri.Pele ho moo, ka kopo bala tlhaiso-leseling e latelang ea tlhahisoleseling mabapi le ho etsa khoebo le rona:
1. Ts'ireletso
Polokeho ke eona e tlang pele bophelong ba rona. Ntle le ho fa bareki ka tlhahisoleseling e mabapi le lihlahisoa tsa rona tse bolokehileng le tikoloho ea tikoloho ea basebetsi le tikoloho e fokotsoang hanyane ka hanyane. Ka hona, re hloka hore moreki a netefatse hore litekanyetso tse loketseng tsa polokeho le tsa polokelo li kopane pele ho nehelano ea ho rekisa ka kakaretso). Litsebi tsa rona tsa HSSE li ka fana ka tataiso mabapi le melao ena.
2. Mokhoa oa ho tlisa
Bareki ba ka odara le ho fana ka lihlahisoa ho ammwin, kapa ba ka fumana lihlahisoa ho tsoa semela sa rona sa tlhahiso. Mefuta e fumanehang ea lipalangoang e kenyelletsa teraka, sepollo kapa lipalangoang tse fapaneng (maemo a arohaneng a sebetsa).
Tabeng ea litlhoko tsa bareki, re ka bolela litlhoko tsa litlhokahalo kapa litanka ebe re sebelisa melao le litlhoko tsa polokeho / tlhahlobo.
3. Boholo ba taelo ea bonyane
Haeba u reka lihlahisoa webosaeteng ea rona, bongata ba odara ea bonyane ke lithane tse 30.
4.Payment
Mokhoa o tloaelehileng oa tefo ke theolelo ka kotloloho nakong ea matsatsi a 30 ho tloha invoice.
5. Litokomane tsa Khoebo
Litokomane tse latelang li fanoa ka nehelano e 'ngoe le e' ngoe:
Lipalo tsa papatso, cmr Wallbill kapa tokomane e meng e nepahetseng ea lipalangoang
Tumellano ea tlhahlobo kapa boits'oaro (haeba ho hlokahala)
Litokomane tse amanang le tsona li tsamaisana le melao
Litokomane tse fumanehang moleng le dinewana (haeba ho hlokahala)