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Urea
Nws yog ib qho organic compound uas muaj cov pa roj carbon, nitrogen, oxygen thiab hydrogen, ib qho ntawm cov organic tebchaw uas yooj yim tshaj plaws, thiab yog cov khoom siv nitrogen-muaj cov khoom kawg ntawm cov protein metabolism thiab decomposition hauv cov tsiaj txhu thiab qee cov ntses, thiab urea yog synthesized los ntawm ammonia thiab carbon. dioxide nyob rau hauv kev lag luam nyob rau hauv tej yam kev mob.
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Ammonium Bicarbonate
Ammonium bicarbonate yog dawb compound, granular, phaj los yog columnar crystals, ammonia tsw.Ammonium bicarbonate yog ib hom carbonate, ammonium bicarbonate muaj ammonium ion nyob rau hauv cov tshuaj formula, yog ib hom ammonium ntsev, thiab ammonium ntsev tsis tuaj yeem muab tso ua ke nrog alkali, yog li ammonium bicarbonate yuav tsum tsis txhob muab tso ua ke nrog sodium hydroxide lossis calcium hydroxide. .
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Potassium Carbonate
Cov tshuaj inorganic, yaj li dawb crystalline hmoov, soluble nyob rau hauv dej, alkaline nyob rau hauv aqueous tov, insoluble nyob rau hauv ethanol, acetone, thiab ether.Muaj zog hygroscopic, raug huab cua tuaj yeem nqus cov pa roj carbon dioxide thiab dej, mus rau hauv potassium bicarbonate.
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Potassium Chloride
Ib qho inorganic compound zoo li ntsev nyob rau hauv tsos, muaj ib tug dawb siv lead ua thiab ib tug heev qab ntsev, tsw, thiab tsis muaj tshuaj lom saj.Soluble hauv dej, ether, glycerol thiab alkali, me ntsis soluble hauv ethanol, tab sis insoluble hauv anhydrous ethanol, hygroscopic, yooj yim rau caking;Lub solubility hauv dej nce sai nrog qhov kub thiab txias, thiab feem ntau redecomposes nrog sodium ntsev kom tsim cov poov tshuaj ntsev tshiab.
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Ferrous Sulfate
Ferrous sulfate yog ib yam khoom tsis muaj zog, cov crystalline hydrate yog heptahydrate ntawm qhov kub thiab txias, feem ntau hu ua "ntsuab alum", lub teeb ntsuab siv lead ua, weathered hauv huab cua qhuav, qhov chaw oxidation ntawm xim av yooj yim hlau sulfate nyob rau hauv cov huab cua ntub, ntawm 56.6 ℃ los ua tetrahydrate, ntawm 65 ℃ los ua monohydrate.Ferrous sulfate yog soluble hauv dej thiab yuav luag insoluble hauv ethanol.Nws cov tshuaj aqueous oxidizes maj mam hauv huab cua thaum nws txias, thiab oxidizes sai dua thaum nws kub.Ntxiv alkali lossis raug rau lub teeb tuaj yeem ua kom nws oxidation.Tus txheeb ze ntom ntom (d15) yog 1.897.
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Ammonium Chloride
Ammonium ntsev ntawm hydrochloric acid, feem ntau yog los ntawm cov khoom lag luam alkali.Nitrogen cov ntsiab lus ntawm 24% ~ 26%, dawb los yog daj me ntsis squares los yog octahedral me crystals, hmoov thiab granular ob daim ntawv ntau npaum, granular ammonium chloride tsis yooj yim rau nqus noo noo, yooj yim khaws cia, thiab hmoov ammonium chloride yog siv ntau dua los ua ib qho yooj yim. fertilizer rau zus tau tej cov compound fertilizer.Nws yog physiological acid fertilizer, uas yuav tsum tsis txhob siv rau ntawm acidic av thiab saline-alkali av vim ntau chlorine, thiab yuav tsum tsis txhob siv raws li noob chiv, seedling fertilizer los yog nplooj chiv.
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Magnesium Chloride
Cov tshuaj inorganic uas yog tsim los ntawm 74.54% chlorine thiab 25.48% magnesium thiab feem ntau muaj rau lub molecules ntawm crystalline dej, MgCl2.6H2O.Monoclinic crystal, los yog qab ntsev, muaj qee yam corrosive.Magnesium oxide yog tsim thaum dej thiab hydrogen chloride poob thaum cua sov.Me ntsis soluble hauv acetone, soluble hauv dej, ethanol, methanol, pyridine.Nws deliqueses thiab ua rau cov pa luam yeeb hauv huab cua ntub, thiab sublimates thaum nws kub dawb hauv cov pa roj hydrogen.
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4A Zeolite
Nws yog lub ntuj alumino-silicic acid, ntsev ore nyob rau hauv qhov kub hnyiab, vim cov dej hauv cov siv lead ua tau raug tshem tawm, ua rau muaj qhov tshwm sim zoo li bubbling thiab boiling, uas yog hu ua "boiling pob zeb" nyob rau hauv daim duab, hu ua "zeolite. ”, siv los ua cov tshuaj ntxuav tes tsis muaj phosphate, tsis yog sodium tripolyphosphate;Hauv cov roj av thiab lwm yam kev lag luam, nws yog siv los ua kom qhuav, lub cev qhuav dej thiab ua kom huv ntawm cov pa roj thiab cov kua dej, thiab kuj yog ib qho catalyst thiab dej softener.
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Citric Acid
Nws yog ib qho tseem ceeb ntawm cov organic acid, tsis muaj xim, tsis muaj ntxhiab, muaj zog qaub saj, yooj yim soluble nyob rau hauv dej, feem ntau yog siv nyob rau hauv cov zaub mov thiab dej haus kev lag luam, yuav siv tau raws li qaub neeg sawv cev, seasoning tus neeg saib xyuas thiab preservative, preservative, kuj siv tau nyob rau hauv cov zaub mov thiab dej haus. tshuaj, tshuaj pleev ib ce kev lag luam raws li ib tug antioxidant, plasticizer, detergent, anhydrous citric acid kuj yuav siv tau nyob rau hauv cov zaub mov thiab dej haus kev lag luam.
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Sodium Silicate
Sodium silicate yog ib hom inorganic silicate, feem ntau hu ua pyrophorine.Na2O·nSiO2 tsim los ntawm qhuav casting yog loj thiab pob tshab, thaum Na2O·nSiO2 tsim los ntawm ntub dej quenching yog granular, uas yuav siv tau tsuas yog thaum hloov mus rau hauv kua Na2O·nSiO2.Cov khoom uas muaj Na2O·nSiO2 cov khoom yog: ① bulk solid, ② hmoov khoom, ③ instant sodium silicate, ④ xoom dej sodium metasilicate, ⑤ sodium pentahydrate metasilicate, ⑥ sodium orthosilicate.
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Sodium Dihydrogen Phosphate
Ib qho ntawm sodium ntsev ntawm phosphoric acid, ib qho inorganic acid ntsev, soluble hauv dej, yuav luag insoluble hauv ethanol.Sodium dihydrogen phosphate yog cov khoom siv raw rau kev tsim cov sodium hempetaphosphate thiab sodium pyrophosphate.Nws yog xim tsis muaj pob tshab monoclinic prismatic siv lead ua nrog cov txheeb ze ntom ntom ntawm 1.52g / cm².
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Dibasic Sodium Phosphate
Nws yog ib qho ntawm cov ntsev ntsev ntawm phosphoric acid.Nws yog deliquescent dawb hmoov, soluble nyob rau hauv dej, thiab cov aqueous tov yog weakly alkaline.Disodium hydrogen phosphate yog ib qho yooj yim rau huab cua nyob rau hauv cov huab cua, nyob rau hauv chav tsev kub muab tso rau hauv cov huab cua kom poob li ntawm 5 siv lead ua dej los tsim heptahydrate, rhuab mus rau 100 ℃ kom poob tag nrho cov crystal dej rau hauv anhydrous teeb meem, decomposition rau sodium pyrophosphate ntawm 250 ℃.
