Monga imodzi mwamankhwala ogulitsa mankhwala a Shandong, China, takhala patsogolo popereka mankhwala apamwamba kwambiri kuyambira 2000. Kutulutsa kwathu popereka zida zam'madzi zam'madzi ndi zapakatikati zatipatsa kuti ticheketse mafakitale osiyanasiyana. Mwa zina zomwe timapereka ndi methylene chloride, ma propylene glycol (PG), ndi Dimethylfermamide (DMF). Zinthu izi zimasewera mbali yofunika kwambiri yopanga njira, ndikuwapangitsa kukhala kofunikira kwa makasitomala athu.
Methylene chloride, odziwika chifukwa cha zosungunulira zake, umagwiritsidwa ntchito kwambiri pa utoto, kutsitsa, komanso monga njira yothandizira kupanga mankhwala. Kugwira kwake ntchito kusungunula zinthu zosiyanasiyana kumapangitsa kuti ikhale yosankhidwa mu mafakitale ambiri. Kumbali inayo, ma prowyne glycol (PG) ndi gawo losiyanasiyana lomwe limagwiritsidwa ntchito ngati maimidwe, zosungunulira, komanso kusungira chakudya, zodzoladzola, ndi mankhwala odzola. Chilengedwe chake chosagonjera komanso kuthekera kosunga chinyezi kumapangitsa kuti ikhale yofunikira mu mapangidwe ambiri. Dimethyfermormamide (DMF), poar porrotic, ndi yofunikira pakupanga ulusi, pulasitiki, ndi mankhwala osokoneza bongo, kupereka malo abwino kwambiri opanga zinthu zosiyanasiyana zachilengedwe.
Ndi nyumba yosungiramo katundu wathu komanso unyolo wokhwima, timatsimikizira kuti makasitomala athu amalandila zinthuzi m'mabuku omwe ali pampikisano popanda kunyengerera. Kudzipereka kwathu kopambana komanso kukhutitsidwa kwa makasitomala kwatidziwitsa ngati mnzanu wodalirika mu malonda. Tikamapitiriza kupereka zopereka zathu, timakhala odzipereka kuthandiza makasitomala athu ndi zinthu zophika zomwe ayenera kusintha ndi kuchita bwino m'misika yawo. Kaya mufuna Methylene chloride, pg, dmf, kapena pakati pazinthu zapakatikati, tili pano kuti tikwaniritse zosowa zanu moyenera komanso moyenera.
Post Nthawi: Feb-21-2025