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Calcium oxide
Saurin lemun tsami gabaɗaya yana ƙunshe da lemun tsami mai zafi, ƙwanƙwasa lemun tsami yana jinkirin, idan ash ɗin dutse ya sake taurare, zai haifar da fashewar faɗaɗa saboda haɓakar tsufa.Don kawar da wannan cutar da ƙona lemun tsami, lemun tsami ya kamata kuma ya kasance "shekaru" na kimanin makonni 2 bayan kiyayewa.Siffar fari ce (ko launin toka, launin ruwan kasa, fari), amorphous, sha ruwa da carbon dioxide daga iska.Calcium oxide yana amsawa da ruwa don samar da calcium hydroxide kuma yana ba da zafi.Mai narkewa a cikin ruwan acidic, wanda ba a iya narkewa a cikin barasa.Abubuwan da ba su da lahani na alkaline, lambar haɗarin ƙasa: 95006.Lemun tsami yana amsa sinadarai da ruwa kuma nan da nan ana zafi shi zuwa yanayin zafi sama da 100 ° C.
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Oxalic acid
Shin wani nau'i ne na kwayoyin acid, samfurin rayuwa ne na kwayoyin halitta, acid binary, yadu a cikin tsire-tsire, dabbobi da fungi, kuma a cikin kwayoyin halitta daban-daban suna yin ayyuka daban-daban.An gano cewa oxalic acid yana da wadata a cikin nau'ikan tsire-tsire sama da 100, musamman alayyahu, amaranth, beet, purslane, taro, dankalin turawa da rhubarb.Saboda oxalic acid na iya rage bioavailability na abubuwan ma'adinai, ana la'akari da shi azaman antagonist don sha da amfani da abubuwan ma'adinai.Anhydride shi ne carbon sesquioxide.
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Polyacrylamide (Pam)
(PAM) homopolymer ne na acrylamide ko polymer copolymerized tare da wasu monomers.Polyacrylamide (PAM) yana ɗaya daga cikin polymers masu narkewar ruwa da aka fi amfani da su.(PAM) polyacrylamide ana amfani dashi ko'ina a cikin amfani da mai, yin takarda, maganin ruwa, yadi, magani, aikin gona da sauran masana'antu.Bisa kididdigar da aka yi, ana amfani da kashi 37% na jimlar polyacrylamide (PAM) na duniya don maganin sharar gida, kashi 27% na masana'antar man fetur, da 18% na masana'antar takarda.
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Hydrofluoric acid (HF)
Magani ne mai ruwa-ruwa na iskar hydrogen fluoride, wanda yake bayyananne, marar launi, shan taba ruwa mai lalata da ƙaƙƙarfan ƙamshi.Hydrofluoric acid wani acid mai rauni ne na musamman mai lalacewa, wanda yake da lalacewa sosai ga ƙarfe, gilashi da abubuwa masu ɗauke da silicon.Shakar tururi ko cudanya da fata na iya haifar da kuna mai wahalar warkewa.An yi dakin gwaje-gwaje gabaɗaya da fluorite (babban abin da ake buƙata shine calcium fluoride) da kuma sulfuric acid mai ƙarfi, wanda ke buƙatar rufe shi a cikin kwalban filastik kuma a adana shi a wuri mai sanyi.
