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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 yooj yim tshaj plaws, thiab yog lub ntsiab nitrogen-muaj cov khoom kawg ntawm cov protein metabolism thiab decomposition nyob rau hauv cov tsiaj nyeg 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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Formic acid
Cov kua dej tsis muaj xim nrog cov ntxhiab tsw.Formic acid yog ib qho tsis muaj zog electrolyte, yog ib qho ntawm cov organic chemical raw cov ntaub ntawv, dav siv nyob rau hauv tshuaj tua kab, tawv, dyes, tshuaj thiab roj hmab industries.Formic acid tuaj yeem siv ncaj qha rau hauv kev ua ntaub, tanning tawv, textile printing thiab dyeing thiab ntsuab pub cia, thiab tseem tuaj yeem siv los ua tus neeg sawv cev ntawm cov hlau, cov khoom siv roj hmab thiab cov khoom hnyav.
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Phosphoric acid
Ib qho inorganic acid, phosphoric acid tsis yooj yim rau volatilize, tsis yooj yim rau decompose, yuav luag tsis muaj oxidation, nrog acid commonness, yog ib tug ternary tsis muaj zog acid, nws acidity yog weaker dua hydrochloric acid, sulfuric acid, nitric acid, tab sis muaj zog tshaj acetic. acid, boric acid, thiab lwm yam phosphoric acid yog yooj yim deliquified nyob rau hauv cov huab cua, thiab tshav kub yuav poob dej kom tau pyrophosphoric acid, thiab ces ntxiv poob dej kom tau metaphosphate.
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Potassium Carbonate
Cov tshuaj inorganic, yaj raws li cov hmoov dawb crystalline, soluble hauv dej, alkaline hauv cov tshuaj aqueous, insoluble 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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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 siv lead ua dej rau hauv anhydrous teeb meem, decomposition rau sodium pyrophosphate ntawm 250 ℃.
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Ammonium sulfate
Ib qho khoom siv tsis zoo, tsis muaj xim tsis muaj kob lossis cov khoom dawb, tsis muaj ntxhiab tsw.Decomposition tshaj 280 ℃.Solubility hauv dej: 70.6g ntawm 0 ℃, 103.8g ntawm 100 ℃.Insoluble hauv ethanol thiab acetone.A 0.1mol / L aqueous kua muaj pH ntawm 5.5.Tus txheeb ze ntom ntom yog 1.77.Refractive index 1.521.
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Magnesium sulfate
Ib qho chaw uas muaj magnesium, feem ntau siv tshuaj thiab ziab khaub ncaws, suav nrog magnesium cation Mg2 + (20.19% los ntawm pawg) thiab sulfate anion SO2-4.Dawb crystalline khoom, soluble hauv dej, insoluble hauv ethanol.Feem ntau ntsib nyob rau hauv daim ntawv ntawm hydrate MgSO4·nH2O, rau ntau yam n qhov tseem ceeb ntawm 1 thiab 11. Feem ntau yog MgSO4·7H2O.
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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, 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 qeeb 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 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 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, yub chiv los yog nplooj chiv.
