Ojiji nke soda

Soda causticna-emebi emebi nke ukwuu, ihe ngwọta ya ma ọ bụ ájá na-efesa na anụ ahụ, karịsịa akpụkpọ anụ mucous, nwere ike ịmepụta akpịrị dị nro ma nwee ike ịbanye n'ime anụ dị omimi. Enwere ọnya mgbe nsure ọkụ ahụ gasịrị. Spba n'ime anya agaghị emebi emebi cornea, kamakwa ọ ga-emebi emebi nke anụ ahụ. Ọ bụrụ na ọ na-efesa na akpụkpọ ahụ na mberede, kpochapụ ya na mmiri maka minit 10; ọ bụrụ na ọ na-efesa n'anya, jiri mmiri ma ọ bụ salin hichaa ya maka minit 15, wee gbanye 2% novocaine. E bugara ọrịa tara akpụ n'ụlọ ọgwụ maka ọgwụgwọ. Oke kacha allowable ịta nkesoda caustic uzuzu dị n'ikuku bụ 0.5mg / m3. Ndị na-arụ ọrụ ga-eyi uwe ọrụ, ihe nkpuchi, iko mkpuchi, uwe aka roba, akwa mkpuchi, akpụkpọ ụkwụ ogologo na ihe nchekwa ọrụ ndị ọzọ mgbe ha na-arụ ọrụ. A ga-etinye ude na-anọpụ iche na hydrophobic na akpụkpọ ahụ. Mmeputa ihe mmeputa kwesiri ikwuputa nke oma.

Soda caustica na-ejikarị ya mee ihe na 25kg nke nwere paịlị rọba rọba, nke dị n’ime na nke dị n’èzí bụ akpa mkpuchi plastik, na etiti dị larịị bụ akpa ihe nkiri plastik. Flakesoda causticna nkewa dị ka 8.2 alkaline corrosive ngwaahịa site na “Classification and Marking of Commonly Used Hazardous Chemicals (GB13690-92)”, nke bụ ọkwa asatọ nke ngwongwo ndị dị egwu, yana koodu dị egwu: 1823. Ekwesiri ịchekwa ya na ventilated na akọrọ ụlọ nkwakọba ihe ma ọ bụ wụsịrị. Ngwunye nkwakọ ngwaahịa ga-abụ nke zuru ezu ma kaa akara. Echekwala ma ọ bụ bufee ya na ihe ọkụ ọkụ na acid. Lezienụ anya na mmiri na mmiri ozuzo n'oge njem. Ọ bụrụ na ọkụ, mmiri, ájá, na ihe ọkụ ọkụ dị iche iche nwere ike iji gbanyụọ ọkụ, mana ndị na-agbanyụ ọkụ kwesịrị ị attentiona ntị na mmebi nkesoda caustic n'ime mmiri.

Mgbe ichebe soda caustic, ekwesiri ikpuchi ya nke oma iji gbochie ikuku ka ikuku banye mmiri ma obu iju mmiri ma obu carbon dioxide. Mgbe ị na-eji karama iko mee ihesoda caustic ma ọ bụ ụdị ndị ọzọ nke sodium hydroxide, a gaghị eji ihe nkwụnye iko mee ihe, a ga-ejikwa ndị na-akwụ ụgwọ roba mee ihe, n'ihi na sodium hydroxide ga-emeghachi omume na silica na iko ahụ iji mepụta sodium silicate, na-eme ka onye nkwụsị ahụ nwee mmekọrịta na karama ahụ adịghị mfe imeghe n'ihi nrapado.

Soda caustic bụ nke a na-ejikarị eme ihe na akụ na ụba mba, yana ọtụtụ ụlọ ọrụ mmepụta ihe chọrọ soda caustic. Ngalaba na-eji ọtụtụsoda causticbụ imepụta kemịkal, nke na-esote mpempe akwụkwọ, nchara aluminom, tungsten, rayon, owu artificial na ncha ncha. Na mgbakwunye, na mmepụta nke agba, plastik, ọgwụ na ọgwụ ndị etiti, mmeghachị nke roba ochie, electrolysis nke sodium metal na mmiri, yana imepụta nnu inorganic, mmepụta nke borax, nnu chromium, nnu manganese, phosphates, wdg, aghaghi iji otutusoda caustic.


Post oge: Mee-24-2021