Zempilo, Amalungiselelo
Yintoni na isopropyl utywala
A ikhemikhali kokuba CH3CH indlela molekyuli (OH) CH3. Elinye igama - propane-2-Eshtawoli, bezihlikihla utywala. Ulwelo livumba nkqi, ezinokutsha, enemibala.
utywala Isopropyl lineqela iipropati imichiza. Oku uyakwazi inyibilike utywala, iEtere, chloroform, kunye namanzi. Le into modem kunye neetyuwa. Ngenxa kwipropati iyanyamalala kakuhle ityuwa-free medium, isopropyl utywala ngokulula ndilibalule emanzini. Lwanele ukongeza isodiyam sulfate okanye kwetafile ityuwa oqhelekileyo. Lo mahluko wayo eziphambili methanol kunye ethanol. Igama zimpahla yale ndlela - "yityuwa". Kuliwa ngokuba ukwahlula utywala isopropyl ibe zikhabane.
utywala Isopropyl iveliswa ngeendlela ezintathu:
- Le ukuxovwa ngqo - kukho indlela propylene kunye sulphuric acid. Isiphumo ngumxube we esters sulfate. Kananjalo Luqhubekekisiwe ukuba ufumane into njongo. Eceleni na isopropyl utywala.
- ukuxovwa ngqo oluqhutywa kwisigaba ulwelo okanye igesi. Kufuneka abe khona ehlanganisa emuncu. Propylene reaction yenziwa, kunye namanzi. Zombini ezi nkqubo ziquka kukwahlukaniswa utywala isopropyl ye H 2 O.
- Hydrogenation of acetone. Sebenzisa acetone ekrwada. gidrogeneziruyut Its usebenzisa yobhedu chromium oxides, okanye ukusebenzisa Raney nickel.
Le utywala isetyenziswa amayeza njengento ntsholongwane olusebenzayo. Bona ziphathwa indawo inaliti. Kwakhona asisetyenziswa njengento kubola. Isoloko isetyenziswa njenge desiccant ngenxa ongaphandle otitis.
Isopropyl utywala, ezahlukeneyo epheleleyo iqondo eqhelekileyo lawo lokuhlambulula. Oko ubuncinane inani ukungcola. It lula eyibhangisa intlaka kunye neoli ntoni ukuwonakalisa paintwork. Ngenxa yoko, ukuba kabanzi kushishino ngomatshini. Idla yongezwe cleaner yeglasi ulwelo.
Xa kwiilebhu utywala isopropyl isetyenziswa imvelaphi ukubola eziphilayo. Basebenzisa yona imveliso zomgquba. Kuyinto enye indlela elungileyo kwisigcinakaliso zokwenziwa, ezifana formaldehyde.
Apho ukuthenga utywala isopropyl? Ezikwindawo yokugcina impahla lehoseyile. Awuthengise ngaphezulu izixa ezikhulu. Nangona ukusetyenziswa kwayo ngokubanzi, oku kungabangela ityhefu. Ngoko ke, kufuneka sithathe onke amanyathelo xa usebenzisa nokubanda, izisuli ifestile, lotions utsheva njalo njalo.
Le peculiarity of isopropyl utywala kukuba akukho nto ukungena ngokusebenzisa oranizm ngesikhumba. Kodwa ngokupheleleyo ifunxwe emiphungeni kunye nesisu. Yena kunempembelelo nokudakumba kwinkqubo luvo ngu 2 umphinda-unamandla ngaphezu ethanol. Esibindini, oko kusingathwa acetone, uze imveliso ngokusebenzisa inkqubo womchamo. Unyango liquka lavage esiswini. Ukuba emzimbeni kwenzeka okanye ukothuka, unyango ukumnika lwenziwa kunye nokusetyenziswa sodium yesoda. ibonisa elungileyo olugqitha esikhumbeni.
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