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Cov khoom

  • Aluminium Sulfate

    Aluminium Sulfate

    Aluminium sulfate yog xim tsis muaj xim lossis dawb crystalline hmoov / hmoov nrog hygroscopic zog.Aluminium sulfate yog acidic heev thiab tuaj yeem hnov ​​​​mob nrog alkali los tsim cov ntsev thiab dej sib thooj.Cov tshuaj aqueous ntawm aluminium sulfate yog acidic thiab tuaj yeem ua rau cov txhuas hydroxide precipitate.Aluminium sulfate yog lub zog coagulant uas tuaj yeem siv rau hauv kev kho dej, ntawv ua thiab tanning kev lag luam.

  • Sodium Peroxyborate

    Sodium Peroxyborate

    Sodium perborate yog ib qho inorganic compound, dawb granular hmoov.Soluble nyob rau hauv acid, alkali thiab glycerin, me ntsis soluble nyob rau hauv dej, tsuas yog siv raws li oxidant, tshuaj tua kab mob, fungicide, mordant, deodorant, plating tov additives, thiab lwm yam. Feem ntau siv raws li oxidant, tshuaj tua kab mob, fungicide, mordant, deodorant, plating tov additives thiab thiaj li. ntawm.

  • Sodium Percarbonate (SPC)

    Sodium Percarbonate (SPC)

    Sodium percarbonate tsos yog dawb, xoob, zoo fluidity granular los yog powdery khoom, odorless, yooj yim soluble nyob rau hauv dej, kuj hu ua sodium bicarbonate.Cov hmoov nplej.Nws yog hygroscopic.Ruaj khov thaum qhuav.Nws maj mam tawg hauv huab cua los tsim carbon dioxide thiab oxygen.Nws tawg sai sai rau hauv sodium bicarbonate thiab oxygen hauv dej.Nws decomposes nyob rau hauv dilute sulfuric acid los tsim quantifiable hydrogen peroxide.Nws tuaj yeem npaj tau los ntawm cov tshuaj tiv thaiv ntawm sodium carbonate thiab hydrogen peroxide.Siv raws li tus neeg sawv cev oxidizing.

  • Alkaline Protease

    Alkaline Protease

    Lub hauv paus tseem ceeb yog kev tshem tawm cov kab mob microbial, thiab feem ntau tau kawm thiab siv cov kab mob feem ntau yog Bacillus, nrog subtilis feem ntau, thiab tseem muaj cov kab mob me me, xws li Streptomyces.Ruaj khov ntawm pH6 ~ 10, tsawg dua 6 lossis ntau dua 11 sai sai deactivated.Nws lub chaw ua haujlwm muaj serine, yog li nws hu ua serine protease.Siv dav hauv cov tshuaj ntxuav tes, khoom noj, kho mob, brewing, silk, tawv thiab lwm yam lag luam.

  • Dibasic Sodium Phosphate

    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 ℃.

  • Sodium Chloride

    Sodium Chloride

    Nws qhov chaw yog dej hiav txwv, uas yog lub ntsiab ntawm ntsev.Soluble hauv dej, glycerin, me ntsis soluble hauv ethanol (cawv), kua ammonia;Insoluble nyob rau hauv concentrated hydrochloric acid.Impure sodium chloride yog deliquescent hauv huab cua.Qhov kev ruaj ntseg yog qhov zoo, nws cov tshuaj aqueous yog nruab nrab, thiab kev lag luam feem ntau siv cov txheej txheem ntawm electrolytic saturated sodium chloride tov los tsim hydrogen, chlorine thiab caustic soda (sodium hydroxide) thiab lwm yam khoom siv tshuaj (feem ntau hu ua chlor-alkali kev lag luam) kuj tseem siv tau rau ore smelting (electrolytic molten sodium chloride crystals los tsim active sodium hlau).

  • Oxalic Acid

    Oxalic Acid

    Nws yog ib hom organic acid, yog ib yam khoom ntawm cov kab mob metabolic, binary acid, dav faib nyob rau hauv cov nroj tsuag, tsiaj txhu thiab fungi, thiab nyob rau hauv cov kab mob sib txawv ua si sib txawv.Nws tau pom tias oxalic acid yog nplua nuj nyob rau hauv ntau tshaj 100 hom nroj tsuag, tshwj xeeb tshaj yog spinach, amaranth, beet, purslane, taro, qos yaj ywm qab zib thiab rhubarb.Vim tias oxalic acid tuaj yeem txo qhov bioavailability ntawm cov ntxhia hauv cov ntsiab lus, nws raug suav tias yog ib qho antagonist rau kev nqus thiab siv cov ntxhia hauv cov ntsiab lus.Nws cov anhydride yog carbon sesquioxide.

  • Carboxymethyl Cellulose (CMC)

    Carboxymethyl Cellulose (CMC)

    Tam sim no, kev hloov kho thev naus laus zis ntawm cellulose feem ntau tsom rau etherification thiab esterification.Carboxymethylation yog ib hom etherification technology.Carboxymethyl cellulose (CMC) yog tau los ntawm carboxymethylation ntawm cellulose, thiab nws cov aqueous tov muaj cov dej num ntawm thickening, zaj duab xis tsim, kev sib txuas, noo noo tuav, colloidal tiv thaiv, emulsification thiab ncua kev kawm ntawv, thiab yog dav siv nyob rau hauv ntxuav, roj av, zaub mov, tshuaj, textile thiab ntawv thiab lwm yam kev lag luam.Nws yog ib qho tseem ceeb tshaj plaws ntawm cellulose ethers.

  • Ammonium sulfate

    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.

  • Sodium Hypochlorite

    Sodium Hypochlorite

    Sodium hypochlorite yog tsim los ntawm cov tshuaj chlorine gas nrog sodium hydroxide.Nws muaj ntau yam kev ua haujlwm xws li kev ua kom tsis muaj menyuam (nws txoj haujlwm tseem ceeb yog tsim cov kua qaub hypochlorous los ntawm hydrolysis, thiab tom qab ntawd ntxiv decompose rau hauv cov pa oxygen tshiab, denaturating cov kab mob thiab cov kab mob kis kab mob, yog li ua si ntau qhov kev ua kom tsis muaj menyuam), tshuaj tua kab mob, tshuaj dawb. thiab lwm yam, thiab ua lub luag haujlwm tseem ceeb hauv kev kho mob, kev ua zaub mov, kev kho dej thiab lwm yam haujlwm.

  • Magnesium sulfate

    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.

  • Citric Acid

    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.