Formalin. Menene wannan kaya?

Mutane da yawa sun ji game da wannan al'amari, kamar yadda formalin. Menene wannan sinadaran fili? An sau da yawa kira formol. Yana da wani bayani da formaldehyde (36,5-40%). Kamar yadda stabilizer, shi ya ƙunshi methyl barasa (4-12%). Wannan colorless m ruwa yana mai pungent wari. Yana za a iya gauraye da barasa da ruwa a cikin wani rabo.

Formalin: abin da yake da shi?

Wannan abu da aka yi amfani da matsayin sanitizer sau da yawa. Its mafita (0.5-1%) da ake amfani da wanke fata da karfi sweating (kafafu, armpits) da kuma bromidrosis (kaifi wari da gumi). Formalin ne tasiri a rage mugunya epidermal gland, amma ba za a iya amfani da a kullum. A wasu lokuta, shi da ake amfani da ban ruwa (a maida hankali 0.05%), wanka tonsil crypt (0.25%). Wannan abu ne da wani ɓangare na "Lysoform" shirye-shirye "Formidron" "Maganin shafawa formalin", "Manna Teymurova".

Side effects yayin da amfani da wannan bayani: hangula da overdrying da fata, wanda vuya a lokacin da lubricating shi tare da mai tsami ko kayan lambu mai. Formalin, wanda aikace-aikace da aka contraindicated a kumburi ko hangula daga cikin epidermis za a iya amfani ne kawai bayan su kau.

Domin disinfection na likita kida da abubuwa marasa lafiya kuma amfani da wannan bayani. Aikace-aikace a cikin wannan harka Bashir Ibrahim kawai 0.5% formalin. Menene wannan magani? Don amfani a likita dalilai kawai a samar da 10% bayani a gilashin vials na 100 ml. Formalin adana a wani kyau rufaffiyar ganga a wani duhu wuri a zazzabi ba kasa 9˚S. Wannan abu da aka dauke su mai guba ga mutane da dabbobi.

A sunadarai abun da ke ciki na formalin

Ta yaya ne formalin? Da dabara na wannan abu - CH ₂ O. The formaldehyde (formic aldehyde acid) wanda yake shi ne colorless iskar gas da wani gagarumin wari, yayin da sanyaya zuwa -21 ° C an canza kama zuwa wata hujja ruwa. ta narkewa batu ne -92 ° C. The hadawan abu da iskar shaka na shi ne tuba zuwa cikin formic acid. Formaldehyde aka samu ta hanyar da mataki na iska oxygen zuwa methanol a cikin tururi form a gaban catalysts. Daga cikin wadannan, da azurfa tabbatar da musamman m, ko da yake tattalin arziki yana amfani da mafi samuwa tagulla. A samu distilled ruwa accumulates, sakamakon wani formalin. Yana iya ƙunsar impurities na acetone, acetic ko formic acid. Danshin na samu saura a formalin m taro na polymers wanda suke insoluble a ruwan sanyi.

Properties formalin

Wannan abu yana sa komowar canje-canje a cikin sunadarai na protoplasm. A wannan yanayin, shi ne necrotizing da mummified nama. Ƙarƙashin rinjayar da wannan bayani da kwayan Kwayoyin aka denatured su sunadaran. A 5% formol for 0.5h mutu spore fungi. Ƙarƙashin rinjayar formalin haemoglobin zama methemoglobin (poisons hadawan abu da iskar shaka samfurin). A lokacin da shafe tsawon ajiya a cikin sanyi dakin, da mafita zama m. Wannan Forms whitish precipitate - paraformaldehyde.

Amfani da formaldehyde bayani

Formalin aka yi amfani a matsayin dace tushen formaldehyde, amfani da a samar da polyvinyl m. Shi ne ma ba makawa a matsayin antiseptic ga disinfection na gabatarwa, kayayyakin aiki, da tufafi, tanning fãtun jikinsu. Ana amfani da embalming kwayoyin abubuwa (kwayoyin da kuma gabobin). Formalin, wanda aikace-aikace da adana anatomic shirye-shirye ba mamaki, kuma ya yi amfani a matsayin fungicide. Mutane da yawa growers an etched da wannan bayani, tsaba, tubers, Tushen kafin dasa da kuma shuka.

Formalin, wanda ba a kula da ingancin Gost 1625-89, amfani a yi na roba resins, surfactants, roba, polyhydric alcohols , da kuma wasu sauran Kalam na methylene. formaldehyde bayani da aka kuma yi amfani da yadi masana'antu. Ana amfani don inganta mabukaci kaddarorin da nama da juriya ga shrinkage da wrinkling. A cikin takarda masana'antu formalin inganta takarda inganci da da ƙarfi.

Ranmu a lõkacin da aiki tare da formalin

By sayen wannan al'amari ya kamata mu ka manta da cewa shi zai iya zama haɗari formaldehyde. Abin da irin sauna? Garanti na ajiya na abu daga masana'antu kwanan wata - 90 days. Formalin aka sayar a cikin kwalabe, gwangwani, ganguna. formaldehyde bayani ya kamata a kiyaye kamar yadda nisa daga yara. Lokacin da samun formalin ciki akwai wani kona abin mamaki da kuma zafi a cikin esophagus da ciki. Bayan da cewa akwai amai jini. Har ila yau, a lokacin da formalin guba auku tari, sneezing, hyperthermia na idanu, shortness na numfashi. A mutum na iya fuskanci cramps, juwa ko jiri, tsoro harin. A wasu lokuta, formalin guba ne m, wanda ya auku saboda numfashi inna da maƙura. Kashi na mutuwa - 10-15 ml na 35% bayani. Wari na formaldehyde a high yawa kuma iya sa wani rashin lafiyan dauki.