Kodi ubwino wogwiritsa ntchito sodium hydrosulfite ngati chochepetsera ndi wotani?

Wothandizira Kuchepetsa (Rongalite)
Dzina la Mankhwala: Sodium hydrosulfite
Poyerekeza ndi zinthu zopangitsa kuti zinthu ziwonongeke, Rongalite imayambitsa kuwonongeka kochepa kwa nsalu. Ingagwiritsidwe ntchito pa nsalu zopangidwa ndi ulusi wosiyanasiyana popanda kuvulaza, chifukwa chake dzina lakuti "Rongalite" (kutanthauza "ufa wotetezeka" mu Chitchaina). Sodium hydrosulfite ndi mankhwala oyera a mchenga kapena achikasu opepuka okhala ndi kutentha kosungunuka kwa 300°C (kuwonongeka) ndi kutentha kwa kuyaka kwa 250°C. Sisungunuka mu ethanol koma imasungunuka mu yankho la sodium hydroxide. Ikakhudzana ndi madzi, imachitapo kanthu mwamphamvu ndikuyaka.
Kuwongolera kwathu khalidwe la sodium hydrosulfite ndi kokhwima kwambiri, ndipo gulu lililonse limayesedwa lokha ndi fakitale komanso akatswiri a SGS, kuonetsetsa kuti khalidwe lake likhoza kupirira mayeso a nthawi. Dinani apa kuti mupeze mtengo wotsika.

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Nthawi yotumizira: Sep-28-2025