2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Formalin yog lwm lub npe rau cov tshuaj aqueous ntawm formaldehyde, tab sis lub npe tom kawg yog nyiam, vim formalin kuj siv los ua lub npe lag luam hauv qee lub tebchaws. Dawb formaldehyde yog siv rau hauv cov tshuaj pleev ib ce, tshwj xeeb tshaj yog nyob rau hauv cov tshuaj zawv plaub hau, thiab nyob rau hauv ntau yam tshuaj tua kab mob thiab tshuaj tua kab mob.
Vim li cas formaldehyde hu ua formalin?
mloog) rau-) (lub npe hu ua methanal) yog ib txwm tshwm sim cov organic compound nrog cov mis CH 2O (H−CHO). Cov khoom xyaw ntshiab yog a pungent-smelling tsis muaj xim tsis muaj roj uas polymerises spontaneously rau hauv paraformaldehyde(xa mus rau ntu Cov Ntawv hauv qab), yog li nws tau khaws cia ua cov tshuaj aqueous (formalin).
Y Yuav ua li cas formaldehyde hu ua formalin?
Formaldehyde (HCHO), tseem hu ua methanal, cov organic compound, qhov yooj yim ntawm aldehydes, siv ntau ntau hauv ntau yam kev tsim tshuaj. Nws yog tsim los ntawm vapour-theem oxidation ntawm methanol thiab feem ntau muag li formalin, 37 feem pua aqueous tov.
Yuav ua li cas formaldehyde hloov mus rau formalin?
Ob lub pa roj tuaj yeem tau txais los ntawm 'dej-gas cov tshuaj tiv thaiv' uas cuam tshuam nrog cov dej vapor hla cov coke kub. Methanol hloov mus rau hauv formaldehyde los ntawm catalytic vapor theem oxidation hla ib cov hlau oxide catalyst. … Nws feem ntau yog muab los ua cov tshuaj stabilized aqueous (∼40% formaldehyde) hu ua formalin.
Vim li cas formaldehyde txwv?
Nws tau pom tias nce kev pheej hmoo mob qog noj ntshav hauv cov tsiaj, thiab tau ntev tau xav tias yuav ua rau mob qog noj ntshav hauv tib neeg. Formaldehyde tau tshaj tawm tias muaj tshuaj lom neeg los ntawm Canadians hauv xyoo 1999, qee qhov kev siv tau raug txwv hauv Tebchaws Europe thiab Lub Chaw Haujlwm Saib Xyuas Kev Tshawb Fawb Txog Kev Tshawb Fawb Hauv Ntiaj Teb tau hu nws tias nws yog tus paub txog carcinogen.
Pom zoo:
Puas yog cov tib neeg ntawm ib hom niaj hnub no txawv dua li cov tib neeg ntawm tib hom?
Puas yog cov tib neeg ntawm ib hom niaj hnub no zoo li txawv dua li cov tib neeg ntawm tib hom tau ntau tiam dhau los? … Yog, txhua tus neeg tuaj yeem hloov pauv me ntsis thiab dhau qhov kev hloov pauv rau lawv cov xeeb ntxwv. Puas muaj qhov sib txawv ntawm cov tib neeg ntawm tib hom?
Thaum ib yam khoom uas tsis yog tib neeg muab rau tib neeg tus yam ntxwv?
Personification yog qhov tshwm sim ntawm tib neeg cov yam ntxwv, yam ntxwv, lossis kev coj tus cwj pwm rau cov tsis yog tib neeg, yog tsiaj txhu, yam tsis muaj sia, lossis txawm tias cov ntsiab lus tsis muaj tseeb. Qhov twg hauv qab no muab tib neeg yam ntxwv rau yam tsis yog tib neeg?
Puas yog kev tsis sib haum xeeb ntawm tus kheej thiab kev puas siab puas ntsws tib yam?
"Sociopath" yog ib lo lus tsis raug cai los piav txog tus neeg uas muaj kev tsis sib haum xeeb ntawm tus kheej (ASPD), qhov kev puas siab puas ntsws piav qhia txog cov cwj pwm ntawm tus kheej. Txawm li cas los xij, ASPD thiab psychopathy tuaj yeem sib tshooj.
Puas yog bing thiab grondahl thiab huab tais copenhagen tib yam?
Txawm li cas los xij, lawv tseem txuas ntxiv nrog B&G hauv xiav mus txog thiab suav nrog xyoo 1947. Lub Hoobkas cim cim Bing & Grondahl qhov kev sib txuas rau Copenhagen thiab peb lub yees tau ua ib qho kev sib txuas nrog Bing & Grondahl tib yam li peb nthwv dej tau dhau los ua qhov sib txawv nrog Royal Copenhagen.
Puas yog formalin thiab methanal yog ob qho tib si nrog formaldehyde?
Formalin yog ib qho sib xyaw. Methanal yog ib lub npe synonymous lub npe rau formaldehyde. Formaldehyde yog tshuaj lom rau cov ntaub so ntswg nyob. Formaldehyde yog nkag oxidized rau formic acid. Puas yog formalin thiab methanal ob leeg synonymous nrog formaldehyde?
