Formalin. Waa maxay walax this?

Dad badan ayaa maqlay oo ku saabsan arrintan, sida formalin. Waa maxay xarunta this kiimikada? Waxaa inta badan loo yaqaan formol. Waa xal of formaldehyde (36,5-40%). Sida stabilizer ah, waxa ku jira khamriga methyl (4-12%). Tani waxay dareere hufan Biyuhu leeyahay ur ah pungent. Waxaa lagu qasi karaa khamriga iyo biyaha ee cabirku kasta.

Formalin: waa maxay?

walax waxaa loo isticmaalaa sida inta badan nadiifiye ah. xal Its (0.5-1%) waxaa loo isticmaalaa dhaqo maqaarka la dhidid xoog (lugaha, kilkilooyinka) iyo bromidrosis (af badan urta xun ee dhididka). Formalin waa wax ku ool yaraynta dheecaan ah ee qanjidhada epidermal, laakiin ma loo isticmaali karaa on joogta ah maalin walba. Xaaladaha qaarkood, waxaa loo isticmaalaa waraabka (at uruuray of 0.05%), crypt quman lagu dhaqo (0,25%). walax Tani waa qayb ka mid ah diyaarinta "Lysoform" "Formidron" "formalin Saliidda", "dhaji Teymurova".

Dhibaatooyinka ay keento marka aad isticmaalayso xal this: cuncun iyo overdrying maqaarka, taas oo baaba'aa marka cabbeeyo la cream baruurta ama saliidda cuntada. Formalin, oo codsiga waa u in caabuq ama cuncun of epidermis loo isticmaali karaa oo kaliya ka dib markii ay ka saarida.

Waayo, jeermi oo ah alaabta caafimaadka iyo wax bukaanka sidoo kale u isticmaali xal this. Codsiga kiiskan saadaalineysaa kaliya 0.5% formalin. Waa maxay daroogada this? Si loogu isticmaalo ujeedooyin caafimaad oo kaliya ay soo saaraan 10% xal ah ee fijaan galaas oo 100 ml. Formalin lagu kaydiyaa weelka si fiican u xiran yihiin meel gudcur ah heerkulka a of 9˚S aan ka yarayn. walax Tan waxaa loo arkaa in ay sun ah si aadanuhu iyo xayawaanka.

Walxaha kiimikada ah ee formalin

Sidee formalin? formula ee wax this - CH ₂ O. formaldehyde The (formic aldehyde acid) taas oo gaas ah midab leh caraf suffocating, halka qaboojinta si -21 ° C waxaa loo beddelaa dareere cad. barta barafku waa -92 ° C. qayilo ayaa waxaa ka mid ah waxaa beddelay formic acid. Formaldehyde waa la helay by tallaabada ee oxygen hawada si methanol in qaab uumi iyadoo ay wada joogaan ee Xoojiya. Kuwaas oo kala ah, lacag cadaato si gaar ah wax soo saar leh, inkastoo warshadaha isticmaalo copper dheeraad ah laga heli karaa. Biyaha heli debeda ururayaa, taasoo keentay in formalin ah. Waxa ku jiri kara waxyaalihii nijaasta ahaa oo acetone, acetic ama formic acid. Uumi ka hadhayna helay in mass formalin cufan ee polymers kuwaas oo beelaya biyo qabow.

guryaha formalin

walax Taasina waxay keentaa isbedel karin ee borotiin ah protoplasm. Xaaladdan oo kale, waa necrotizing iyo unugyada mummified. Under saameynta ay xal this in unugyada bakteeriyada waxaa denatured borotiinada ay. At 5% formol for 0.5h fangaska spore dhiman. Under saameynta ay hemoglobin formalin noqdo methemoglobin (sunta alaabta lagu qayilo). Inta lagu jiro daba dheeraaday kaydinta qolka qabow, xalka noqdo daruuro madow. Tani foomamka soo dadajin a anfac - paraformaldehyde.

Isticmaalka xal formaldehyde

Formalin waxaa loo isticmaalaa sida ilo ku haboon ee formaldehyde, loo isticmaalo wax soo saarka ee polyvinyl rasmi ah. Waxa kale oo lagama maarmaan ah sida aalkolada ah jeermi ee dhismaha, qalabka, dharka, hargahood oo warshadaynta. Waxa loo isticmaalaa eedayn ah walxaha organic (noolaha iyo xubnaha). Formalin, taasoo codsigaaga ilaalinta ee diyaarinta jireed ma la yaab leh, oo sidoo kale loo isticmaalaa sida masax ah. beeralaydu badan ayaa Iambarrada by xal this, miraha, tubers, oo xididdada ka hor laga beerto iyo beeridda.

Formalin, taas oo ay gacanta tayada GOST 1625-89, loo isticmaalo soo saaridda ee Beeyada dardaro, surfactants, caag, alcohols polyhydric , iyo qaar ka mid ah taagayo kale ee methylene. xal formaldehyde waxaa sidoo kale loo isticmaalaa in industry dhar ah. Waxa loo isticmaalaa si loo horumariyo guryaha macaamiisha ah ee iska caabin ah nudaha in yaraanshaha iyo wrinkling ah. In warshadaha warqada formalin wanaajinaya tayada warqad iyo xoog.

tallaabooyinka nabadgelyo marka la formalin shaqeeya

By iibsan arrintaan waa in aynaan illoobin in waxa laga yaabaa formaldehyde khatar ah. Waa maxay nooca tallaabooyin taxaddar ah? waqtiga damaanadda ah ee lagu kaydin jiray oo maalkii laga bilaabo taariikhda wax soo saarka ah - 90 maalmood. Formalin lagu iibiyo dhalooyin, gasacado, fuusto. xal formaldehyde waa in lagu hayaa sida ka fog carruurta. Marka la helo formalin gudaha waxaa jira dareen gubasho ah iyo xanuunka ee hunguriga iyo caloosha. Ka dib markii in ay jirto matag dhiig. Sidoo kale, marka lagu sumoobo formalin dhacdaa qufac, hindhiso, hyperthermia indhaha, neefta oo ku qabata. Qofka la kulmi karaan xanuun, wareer, weerarada argagaxa. Xaaladaha qaarkood, sumowga formalin waa dilaa ah, taas oo dhacda sabab u curyaannimo neefsashada iyo cabbur. dose halis ah - 10-15 mL of xal 35%. Urka formaldehyde in ay isugu soo urureen sare sidoo kale keeni karaa dareen xaasaasi ah.