Wararka

  • Cetylpyridinium chloride sida Daaweynta loogu talagalay COVID-19

    Tijaabadu waxay muujisay inta jeer ee sare ee jeermiska dawada ee loo yaqaan 'ammonium disinfectants' sidii daaweyn loogu talagalay fayrasyo ​​badan, oo ay ku jiraan coronaviruses: ficilkan ayaa ah iyadoo la joojinayo maqaarka difaaca jirka ee daboolaya fayrasyada sida SARS-CoV-2. Xeryahooda ammonium Quaternary ...
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  • Quaternary Amooniyam Cusbada loogu talagay in lagu nadiifiyo

    Quanternary ammonium cusbada (QAS) waa iskudhisyo cationic ah oo ay kujiraan kooxo alkyl ah oo kujira silsilad dhererkeedu yahay C8-C18, kuwaas oo ah biyo lagu milmi karo loona isticmaali karo jeermis dilayaasha warshadaha dharka. QAS waa xeryahooda ionic ee leh quwernary ammonium nitrogen, afar alkyl ama aryl g ...
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  • Ogeysiis 2021 Q1

    Macaamiisha qiimaha leh, sanadka 2021 wuxuu la yimid saameyn qoto dheer oo ka timid xaaladaha degdegga ah ee caafimaadka bulshada ee caalamiga ah (COVID-19), taas oo aan kaliya khatar weyn ku ahayn nolosha iyo caafimaadka dadka dalal badan, laakiin sidoo kale khatar weyn gelisay. horumarinta dhaqaalaha adduunka. Iyadoo horumarka s ...
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  • Hal-abuurnimo ganacsi

    Sanadihii la soo dhaafay, falsafada "Talo-siinta Tayada, Tiknoolajiyada la Hagayo", shirkaddu waxay soo saartay phosgene dareere sare oo daahir ah waxayna soo saartay wakiilka daweynta tetraisocyanate (7900 #), TPPT tayo sare leh (tetraisocyanate phenyl ester) wakiilka iskutallaabta (horay loogu magacaabay JQ -4 gudaha iyo ...
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  • La dagaalanka "faafa" oo lagu hayo wax soo saar

    La dagaalanka "faafa" waa sax warshadeena ayaa soo saartay wax soo saar maalinle ah oo ka badan kun tan oo ah waxyaabaha wax lagu buufiyo, xilligan waa xilli xasaasi u ah cudurka. 3-dii Febraayo, waxaan ogaanay in mid ka mid ah wax soo saarka ugu firfircoon ee dalka iyo wax-qeybiyeyaasha, aan ku adkeysanay ...
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