Ukusetshenziswa kwe-caustic soda

Isoda ebabayoibola ngokweqile, futhi isixazululo noma uthuli lwayo lucwecwe esikhunjeni, ikakhulukazi ulwelwesi lwamafinyila, lungaveza utwayi oluthambile futhi lungangena ezicutshini ezijulile. Kunesibazi ngemuva kokusha. Ukungena esweni ngeke kulimaze i-cornea kuphela, kodwa futhi kuzolimaza nezicubu ezijulile zeso. Uma ichaphaza ngephutha esikhunjeni, yigeze ngamanzi imizuzu eyi-10; uma ichaphazeleka emehlweni, yihlanze ngamanzi noma usawoti imizuzu eyi-15, bese ujova i-novocaine engu-2%. Amacala abucayi aphuthunyiswa esibhedlela ukuyolashwa. Ukuhlungwa okuphezulu okuvumelekile kwe-isoda ebabayo uthuli emoyeni luyi-0.5mg / m3. Ama-opharetha kufanele agqoke izingubo zomsebenzi, izifihla-buso, izibuko zokuzivikela, amagilavu ​​wenjoloba, ama-aproni enjoloba, amabhuzu enjoloba amade nezinye izinto zokuvikela abasebenzi lapho besebenza. Amafutha angathathi hlangothi ne-hydrophobic kufanele asetshenziswe esikhunjeni. Indawo yokusebenzela kufanele ibe nomoya owanele.

Isoda ebabayoisetshenziswa kakhulu esikhwameni sepulasitiki esenziwe ngocingo olungu-25kg, izingqimba zangaphakathi nezangaphandle ziyizikhwama ezilukiwe zepulasitiki, kanti ungqimba oluphakathi luyisikhwama sefilimu sangaphakathi sepulasitiki. I-Flakeisoda ebabayoihlukaniswa njengomkhiqizo we-alkaline onga-8.2 ngu- “Classification and Marking of Commonly Used Hazardous Chemicals (GB13690-92)”, ongowezinga lesishiyagalombili lezimpahla eziyingozi, nekhodi eliyingozi: 1823. Kufanele ligcinwe endaweni enomoya kanye nendawo yokugcina impahla eyomile noma ishede. Isitsha sokupakisha kufanele sigcwaliswe futhi sivalwe. Ungagcini noma uhambise ngezinto ezivuthayo nama-asidi. Naka umswakama nemvula ngesikhathi sokuhamba. Uma kwenzeka umlilo, amanzi, isihlabathi, nezicisha mlilo ezahlukahlukene kungasetshenziswa ukucisha umlilo, kepha izicishamlilo kufanele zinake ukubolaisoda ebabayo emanzini.

Lapho kugcinwa isoda ebabayo, kufanele ivalwe ngokuqinile ukuvimbela ukuvezwa emoyeni ukumunca umswakama noma i-deliquescence noma i-carbon dioxide. Lapho usebenzisa amabhodlela engilazi ukuqukathaisoda ebabayo noma ezinye izinhlobo ze-sodium hayidroksayidi, izivimbeli zengilazi akufanele zisetshenziswe, futhi kufanele kusetshenziswe izitobha zenjoloba, ngoba i-sodium hydroxide izosabela nge-silica engilazini ukuze yenze i-sodium silicate, okwenza isitobha sisebenzisane nomzimba webhodlela akulula ukuvula ngenxa yokunamathela.

Isoda ebabayo isetshenziswa kabanzi emnothweni wezwe, futhi imikhakha eminingi yezimboni idinga isoda ebabayo. Umkhakha osebenzisa kakhuluisoda ebabayoukukhiqizwa kwamakhemikhali, kulandelwa ukwenziwa kwephepha, ukuncibilikisa i-aluminium, ukuncibilikisa i-tungsten, i-rayon, ukotini wokufakelwa nensipho. Ngaphezu kwalokho, ekukhiqizeni odayi, amapulasitiki, okwenziwa kwamakhemikhali kanye nokuxhumanisa okuphilayo, ukuvuselelwa kwerabha endala, i-electrolysis yensimbi yensimbi namanzi, nokukhiqizwa kasawoti wezinto ezingaphili, ukukhiqizwa kwe-borax, i-chromium usawoti, usawoti we-manganese, i-phosphates, njll., Kufanele futhi isetshenziswe kakhuluisoda ebabayo.


Isikhathi Iposi: May-24-2021