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  • Farashin FOB:
    US $3,000
    / Ton
  • Port:China
  • Sharuɗɗan Biyan kuɗi:L/C, T/T, Western Union
  • CAS:144-62-7
  • Cikakken Bayani

    Tags samfurin

    Sunan samfur:Oxalic acid

    Tsarin kwayoyin halitta:Saukewa: C2H2O4

    CAS No:144-62-7

    Tsarin kwayoyin halitta:

    Oxalic acid

    KAYAN SAUKI

    Oxalic acid yana yadu a cikin shuka a cikin yanayi, mafi yawan kasancewa a cikin nau'in gishiri na oxalic acid.CW Scheele ya fara kera oxalate a cikin 1776.

    Oxalate shine acid mafi ƙarfi tsakanin dicarboxylic acid.Bayan samun cikakken Properties na carboxylic acid, shi ma yana da rage dukiya da kuma iya quantitatively rage bakwai valence manganese zuwa bivalent manganese.Ana amfani da wannan kadarar sau da yawa don ƙididdigar ƙididdiga na potassium permanganate.

    5 C2H2O4 + 2 KMnO4 + 3 H2SO4 →K2SO4 + 2 MNSO4 + 8H2O + 10 CO2;

    Oxalic acid kuma zai iya rage trivalent ƙarfe zuwa baƙin ƙarfe bivalent.Saboda babban solubility na bivalent baƙin ƙarfe a cikin ruwa, za mu iya amfani da wannan ka'ida don cire tsatsa a kan tufafi.

    Oxalic acid zai iya amsawa tare da pentachloride phosphorus don samar da phosphorus oxychloride.C2H2O4 + PCl5 → POCl3 + CO + CO2 + 2 HCL.

    Oxalic acid na iya amsawa da ƙarfe da yawa don samar da gishirin oxalic acid.Bugu da ƙari, gishirin ƙarfe na alkali da gishirin ƙarfe bivalent tare da sauran gishirin oxalic acid rashin narkewa cikin ruwa.Wasu gishirin ƙarfe, ko da yake ba sa narkewa a cikin ruwa, na iya haifar da hadaddun da ke narkewa a cikin ruwa.

    Fe2 (C2O4) 3 + 3 K2C2O4 + 6 H2O →2 K3 [Fe (C2O4) 3] • 6 H2O.

    A kan dumama, alkali karfe da alkaline duniya karfe oxalic acid gishiri iya rasa carbon monoxide da samar da carbonates tare da carbonate ci gaba da zama batun dumama da za a kara bazu cikin oxide da carbon dioxide.Gishirin oxalic acid na nickel, cobalt da azurfa na iya samar da ƙarfe a ƙarshe maimakon oxide maras ƙarfe.

    Abubuwan da suka lalace na oxalate sune carbon dioxide, carbon monoxide da ruwa.

    Oxalate da oxalic acid gishiri suna da guba.Mice, ta hanyar sarrafa baki, yana da LD50 na 2000 ~ 4000 mg/kg.

    YANKIN APPLICATION

    1. Oxalic acid za a iya yafi amfani da matsayin rage wakili da bleaching wakili, mordant ga rini da kuma bugu masana'antu, kuma amfani da refining rare karfe, kira na daban-daban oxalate ester amide, oxalate da ciyawa, da dai sauransu.

    2. Ana amfani dashi azaman reagent na nazari.

    3. An yi amfani da shi azaman reagents na dakin gwaje-gwaje, reagent bincike na chromatography, tsaka-tsakin rini da daidaitaccen abu.

    4. Oxalic acid galibi ana amfani da shi don samar da magunguna kamar su maganin rigakafi da kuma borneol da sauran ƙarfi don fitar da ƙarancin ƙarfe, rage wakili da rini, tanning, da sauransu. ester, oxalate, da oxamide tare da diethyl oxalate, sodium oxalate da calcium oxalate suna da mafi yawan yawan amfanin ƙasa.Hakanan za'a iya amfani da Oxalate don samar da cobalt-molybdenum-alumina mai kara kuzari, tsaftace karfe da marmara da kuma bleaching na yadi.

    YADDA AKE SAYA MU

    Chemwin na iya samar da nau'ikan nau'ikan hydrocarbons da abubuwan kaushi na sinadarai don abokan cinikin masana'antu.Kafin wannan, da fatan za a karanta mahimman bayanai masu zuwa game da yin kasuwanci tare da mu: 

    1. Tsaro

    Tsaro shine babban fifikonmu.Baya ga samar wa abokan ciniki bayanai game da aminci da amincin amfani da samfuran mu, mun kuma jajirce wajen tabbatar da cewa an rage haɗarin aminci na ma'aikata da 'yan kwangila zuwa mafi ƙanƙanta mai yuwuwa.Sabili da haka, muna buƙatar abokin ciniki don tabbatar da cewa an cika daidaitattun ƙa'idodin saukarwa da aminci na ajiya kafin isar da mu (da fatan za a koma zuwa ƙarin bayanin HSSE a cikin sharuɗɗan tallace-tallace na gaba ɗaya da ke ƙasa).Kwararrun mu na HSSE na iya ba da jagora akan waɗannan ƙa'idodi.

    2. Hanyar bayarwa

    Abokan ciniki na iya yin oda da isar da kayayyaki daga chemwin, ko kuma za su iya karɓar samfuran daga masana'antar masana'anta.Hanyoyin sufurin da ake da su sun haɗa da manyan motoci, jirgin ƙasa ko jigilar kayayyaki da yawa (sharuɗɗan daban sun shafi).

    Game da buƙatun abokin ciniki, za mu iya ƙididdige buƙatun jiragen ruwa ko tankuna da amfani da ƙa'idodin aminci / bita na musamman da buƙatu.

    3. Mafi ƙarancin tsari

    Idan ka sayi samfura daga gidan yanar gizon mu, mafi ƙarancin tsari shine ton 30.

    4.Biyan kuɗi

    Daidaitaccen hanyar biyan kuɗi shine cirewa kai tsaye a cikin kwanaki 30 daga daftari.

    5. Takardun bayarwa

    Ana ba da waɗannan takaddun tare da kowace bayarwa:

    Bill of Lading, CMR Waybill ko wasu takaddun jigilar kayayyaki masu dacewa

    Takaddun Takaddun Bincike ko Daidaitawa (idan an buƙata)

    Takaddun da ke da alaƙa da HSSE daidai da ƙa'idodi

    Takaddun kwastam daidai da ka'idoji (idan an buƙata)


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