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Calcium oxide
Ngwa ngwa wayo n'ozuzu nwere oke ekpo oke ọkụ, nlekọta wayo na-ekpo ọkụ na-adị ngwa ngwa, ma ọ bụrụ na ntụ ọka nkume na-esiwanye ike ọzọ, ọ ga-eme ka mgbasawanye gbasaa n'ihi mgbasawanye ịka nká.Iji kpochapụ mmebi a nke ọkụ lime, lime ahụ kwesịkwara ịbụ "aka nká" maka ihe dị ka izu 2 mgbe edozichara ya.Ọdịdị ahụ bụ ọcha (ma ọ bụ isi awọ, aja aja, ọcha), amorphous, na-amịkọrọ mmiri na carbon dioxide site na ikuku.Calcium oxide na-eji mmiri emeghachi omume iji mepụta calcium hydroxide ma na-enye ọkụ.Soluble na mmiri acidic, mmanya na-aba n'anya na-esighi ike.Ederede na-emebi emebi alkaline, koodu ihe egwu mba:95006.Lime na-eji mmiri emeghachi omume n'ụzọ kemịkalụ ma na-ekpo ọkụ ozugbo na okpomọkụ dị elu karịa 100 Celsius.
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Hydrofluoric acid (HF)
Ọ bụ mmiri mmiri ngwọta nke hydrogen fluoride gas, nke bụ uzo, enweghị agba, na-ese anwụrụ mmiri mmiri na-esi ísì ụtọ na-esi ísì ụtọ.Hydrofluoric acid bụ acid na-adịghị ike nke na-emebi emebi nke ukwuu, nke na-emebi emebi na igwe, iko na ihe nwere silicon.Ikuku uzuoku ma ọ bụ kọntaktị na akpụkpọ ahụ nwere ike ime ka ọkụ na-esi ike ịgwọ.A na-ejikarị fluorite mee ụlọ nyocha (nke bụ isi ihe mejupụtara ya bụ calcium fluoride) yana sulfuric acid gbadoro ụkwụ, nke kwesịrị ka edochi ya na karama rọba ma chekwaa ya n'ebe dị jụụ.
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Oxalic acid
Bụ ụdị organic acid, bụ a metabolic ngwaahịa ntule, ọnụọgụ abụọ acid, n'ọtụtụ ebe na-ekesa na osisi, anụmanụ na fungi, na dị iche iche dị ndụ ntule na-egwu dị iche iche ọrụ.Achọpụtara na oxalic acid bara ụba n'ụdị osisi karịrị 100, ọkachasị spinach, amaranth, beet, purslane, taro, sweet potato na rhubarb.N'ihi na oxalic acid nwere ike ibelata bioavailability nke mineral, a na-ewere ya dị ka onye na-emegide maka nnabata na itinye n'ọrụ nke ihe ịnweta.Anhydride ya bụ carbon sesquioxide.
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Polyacrylamide (Pam)
(PAM) bụ homopolymer nke acrylamide ma ọ bụ polymer copolymerized na monomer ndị ọzọ.Polyacrylamide (PAM) bụ otu n'ime polymers na-agbaze mmiri na-ejikarị eme ihe.A na-eji polyacrylamide (PAM) eme ihe n'ọtụtụ ebe na nrigbu mmanụ, ime akwụkwọ, ọgwụgwọ mmiri, akwa akwa, ọgwụ, ọrụ ugbo na ụlọ ọrụ ndị ọzọ.Dị ka ọnụ ọgụgụ si kwuo, a na-eji 37% nke mkpokọta polyacrylamide (PAM) zuru ụwa ọnụ maka ọgwụgwọ mmiri, 27% maka ụlọ ọrụ mmanụ ala, yana 18% maka ụlọ ọrụ akwụkwọ.
