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Cov khoom

Nyob zoo, tuaj nrog peb cov khoom!
  • Thionyl Chloride rau tshuaj tua kab

    Thionyl Chloride rau tshuaj tua kab

    Cov tshuaj formula ntawm thionyl chloride yog SOCl2, uas yog ib tug tshwj xeeb inorganic compound thiab yog siv nyob rau hauv ntau yam lag luam. Cov kua dej tsis muaj xim lossis daj no muaj cov ntxhiab tsw ntxhiab tsw thiab pom tau yooj yim. Thionyl chloride yog soluble hauv cov kuab tshuaj organic xws li benzene, chloroform, thiab tetrachloride. Txawm li cas los xij, nws hydrolyzes nyob rau hauv lub xub ntiag ntawm dej thiab decomposes thaum rhuab.

  • Dimethyl Carbonate rau Industrial Field

    Dimethyl Carbonate rau Industrial Field

    Dimethyl carbonate (DMC) yog ntau yam organic compound uas muaj ntau yam zoo nyob rau hauv ntau yam lag luam. Cov tshuaj formula ntawm DMC yog C3H6O3, uas yog ib tug tshuaj raw khoom uas tsis muaj toxicity, zoo heev ib puag ncig kev ua tau zoo thiab dav daim ntawv thov. Raws li ib qho tseem ceeb nruab nrab ntawm cov organic synthesis, cov qauv molecular ntawm DMC muaj cov pab pawg ua haujlwm xws li carbonyl, methyl thiab methoxy, uas ua rau nws muaj ntau yam reactive zog. Cov yam ntxwv tshwj xeeb xws li kev nyab xeeb, yooj yim, muaj kuab paug tsawg thiab yooj yim ntawm kev thauj mus los ua rau DMC qhov kev xaiv zoo rau cov tuam txhab nrhiav kev daws teeb meem.

  • Calcium Hydroxide Rau Pharmaceutical lossis Khoom Noj

    Calcium Hydroxide Rau Pharmaceutical lossis Khoom Noj

    Calcium Hydroxide, feem ntau hu ua Hydrated Lime lossis Slaked Lime. Cov tshuaj formula ntawm no inorganic compound yog Ca (OH) 2, qhov hnyav molecular yog 74.10, thiab nws yog ib tug dawb hexagonal hmoov siv lead ua. Qhov ceev yog 2.243g / cm3, lub cev qhuav dej ntawm 580 ° C los tsim CaO. Nrog nws cov kev siv ntau thiab ntau yam khoom siv, peb Calcium Hydroxide yog ib qho yuav tsum muaj nyob rau hauv ntau yam lag luam.

  • Potassium Acrylate rau Dispersing Agent

    Potassium Acrylate rau Dispersing Agent

    Potassium Acrylate yog cov hmoov dawb zoo kawg nkaus nrog cov khoom zoo heev ua rau nws muaj txiaj ntsig ntxiv rau ntau yam kev lag luam. Qhov no ntau yam compound yog dej soluble rau yooj yim formulation thiab sib tov. Tsis tas li ntawd, nws lub peev xwm nqus dej noo kom zoo ib yam thiab ruaj khov hauv cov khoom zoo. Txawm hais tias koj nyob hauv cov txheej txheem txheej, roj hmab lossis cov nplaum, cov khoom siv no muaj peev xwm txhim khu kev ua tau zoo ntawm koj cov khoom.

  • Sodium Bicarbonate 99% Rau Inorganic Synthesis

    Sodium Bicarbonate 99% Rau Inorganic Synthesis

    Sodium bicarbonate, nrog rau cov mis molecular NaHCO₃, yog ntau yam inorganic compound nrog ntau yam kev siv hauv ntau yam lag luam. Feem ntau yog dawb crystalline hmoov, tsis muaj ntxhiab, qab ntsev, soluble hauv dej. Nrog nws cov khoom tshwj xeeb thiab muaj peev xwm decompose nyob rau hauv ntau yam mob, sodium bicarbonate tau dhau los ua ib qho khoom tseem ceeb hauv ntau yam kev soj ntsuam, kev lag luam thiab kev ua liaj ua teb.

  • Anhydrous Sodium Sulfite Dawb Crystalline Hmoov 96% Rau Fiber

    Anhydrous Sodium Sulfite Dawb Crystalline Hmoov 96% Rau Fiber

    Sodium sulfite, yog ib hom tshuaj inorganic, tshuaj formula Na2SO3, yog sodium sulfite, feem ntau yog siv los ua fiber ntau stabilizer, ntaub bleaching tus neeg saib xyuas, yees duab tsim tawm, dye bleaching deoxidizer, tshuaj tsw qab thiab dye txo tus neeg saib xyuas, lignin tshem tawm tus neeg saib xyuas rau papermaking.

    Sodium sulfite, uas muaj cov tshuaj formula Na2SO3, yog ib qho inorganic khoom uas muaj ntau yam kev siv nyob rau hauv ntau yam lag luam. Muaj nyob rau hauv cov concentrations ntawm 96%, 97% thiab 98% hmoov, qhov no ntau yam compound muab kev ua tau zoo thiab kev ua haujlwm zoo hauv ntau yam kev siv.

  • Ammonium Bicarbonate 99.9% Dawb Crystalline hmoov rau kev ua liaj ua teb

    Ammonium Bicarbonate 99.9% Dawb Crystalline hmoov rau kev ua liaj ua teb

    Ammonium bicarbonate, dawb compound nrog cov tshuaj formula NH4HCO3, yog ib yam khoom uas muaj ntau yam kev pab cuam nyob rau hauv ntau yam lag luam. Nws cov granular, phaj, los yog columnar siv lead ua daim ntawv muab nws ib tug tshwj xeeb tsos, nrog rau ib tug txawv ammonia tsw. Txawm li cas los xij, yuav tsum tau ceev faj thaum tuav ammonium bicarbonate, vim nws yog carbonate thiab yuav tsum tsis txhob tov nrog acids. Cov kua qaub reacts nrog ammonium bicarbonate los tsim cov pa roj carbon dioxide, uas tuaj yeem ua rau cov khoom tsis zoo.

  • Barium Carbonate 99.4% Dawb Hmoov Rau Ceramic Industrial

    Barium Carbonate 99.4% Dawb Hmoov Rau Ceramic Industrial

    Barium carbonate, tshuaj formula BaCO3, molecular hnyav 197.336. Dawb hmoov. Insoluble hauv dej, ntom 4.43g / cm3, melting point 881 ℃. Decomposition ntawm 1450 ° C tso carbon dioxide. Me ntsis soluble nyob rau hauv dej uas muaj carbon dioxide, tab sis kuj soluble nyob rau hauv ammonium chloride los yog ammonium nitrate tov los tsim ib tug complex, soluble nyob rau hauv hydrochloric acid, nitric acid kom tso carbon dioxide. Tshuaj lom. Siv nyob rau hauv electronics, instrumentation, metallurgy kev lag luam. Kev npaj cov foob pob hluav taws, kev tsim cov teeb liab plhaub, ceramic coatings, optical iav accessories. Nws kuj tseem siv tau los ua cov tshuaj tua kab mob, dej clarifier thiab muab tub lim.

    Barium carbonate yog ib qho tseem ceeb inorganic compound nrog cov tshuaj formula BaCO3. Nws yog cov hmoov dawb uas yog insoluble hauv dej tab sis yooj yim soluble nyob rau hauv muaj zog acids. Qhov no multifunctional compound yog dav siv nyob rau hauv ntau yam lag luam vim nws cov khoom tshwj xeeb.

    Qhov hnyav molecular ntawm barium carbonate yog 197.336. Nws yog cov hmoov dawb zoo nrog qhov ntom ntawm 4.43g / cm3. Nws muaj qhov melting point ntawm 881 ° C thiab decomposes ntawm 1450 ° C, tso carbon dioxide. Txawm hais tias tsis zoo soluble hauv dej, nws nthuav tawm me ntsis solubility hauv dej uas muaj carbon dioxide. Kuj tseem tuaj yeem tsim cov complexes, soluble hauv ammonium chloride lossis ammonium nitrate tov. Tsis tas li ntawd, nws yooj yim soluble hauv hydrochloric acid thiab nitric acid, tso carbon dioxide.

  • Tuam Tshoj Hoobkas Maleic Anhydride UN2215 MA 99.7% rau Resin Production

    Tuam Tshoj Hoobkas Maleic Anhydride UN2215 MA 99.7% rau Resin Production

    Maleic anhydride, tseem hu ua MA, yog ntau yam organic compound siv dav hauv kev tsim khoom. Nws mus los ntawm ntau lub npe, suav nrog lub cev qhuav dej malic anhydride thiab maleic anhydride. Cov tshuaj formula ntawm maleic anhydride yog C4H2O3, qhov hnyav molecular yog 98.057, thiab cov ntsiab lus melting yog 51-56 ° C. UN Hazardous Goods Number 2215 raug cais raws li cov khoom muaj phom sij, yog li nws yog ib qho tseem ceeb uas yuav tsum tau saib xyuas cov khoom no.

  • Trichlorethylene Colourless Transparent Liquid rau hnyav

    Trichlorethylene Colourless Transparent Liquid rau hnyav

    Trichloroethylene, yog cov organic compound, cov tshuaj formula yog C2HCl3, yog ethylene molecule 3 hydrogen atoms yog hloov los ntawm chlorine thiab generated tebchaw, tsis muaj kob pob tshab kua, insoluble nyob rau hauv dej, soluble nyob rau hauv ethanol, ether, miscible soluble nyob rau hauv feem ntau cov organic solvents, mas siv los ua cov kuab tshuaj, kuj tuaj yeem siv rau hauv degreasing, khov, tshuaj tua kab, txuj lom, kev lag luam roj hmab, ntxhua khaub ncaws thiab lwm yam.

    Trichlorethylene, ib qho organic compound nrog cov tshuaj formula C2HCl3, yog cov kua tsis muaj xim thiab pob tshab. Nws yog synthesized los ntawm hloov peb hydrogen atoms nyob rau hauv ethylene molecules nrog chlorine. Nrog nws cov solubility muaj zog, Trichlorethylene tuaj yeem yaj hauv ntau cov kuab tshuaj organic. Nws ua hauj lwm raws li ib tug tseem ceeb tshuaj raw khoom rau ntau yam industries, tshwj xeeb tshaj yog nyob rau hauv lub synthesis ntawm polymers, chlorinated roj hmab, hluavtaws roj hmab, thiab hluavtaws resin. Txawm li cas los xij, nws yog ib qho tseem ceeb los tswj Trichlorethylene nrog kev saib xyuas vim nws toxicity thiab carcinogenicity.

  • Granular Ammonium Sulfate Rau Fertilizer

    Granular Ammonium Sulfate Rau Fertilizer

    Ammonium sulfate yog cov chiv muaj ntau yam thiab muaj txiaj ntsig zoo uas tuaj yeem cuam tshuam rau av kev noj qab haus huv thiab kev loj hlob ntawm cov qoob loo. Cov tshuaj formula ntawm cov tshuaj inorganic no yog (NH4) 2SO4, nws tsis muaj xim siv lead ua lossis dawb granule, tsis muaj ntxhiab tsw. Nws yog tsim nyog sau cia tias ammonium sulfate decomposes siab tshaj 280 ° C thiab yuav tsum tau saib xyuas. Tsis tas li ntawd, nws solubility hauv dej yog 70.6 g ntawm 0 ° C thiab 103.8 g ntawm 100 ° C, tab sis nws yog insoluble hauv ethanol thiab acetone.

    Cov khoom tshwj xeeb ntawm ammonium sulfate mus dhau nws cov tshuaj pleev ib ce. Tus nqi pH ntawm cov tshuaj aqueous nrog ib qho concentration ntawm 0.1mol / L ntawm cov compound no yog 5.5, uas yog heev haum rau av acidity hloov. Tsis tas li ntawd, nws qhov txheeb ze qhov ntom ntom yog 1.77 thiab nws qhov ntsuas tsis pom kev yog 1.521. Nrog rau cov khoom no, ammonium sulfate tau ua pov thawj los ua ib qho kev daws teeb meem zoo rau kev ua kom cov av zoo thiab ua kom cov qoob loo nce ntxiv.

  • Polyurethane Vulcanizing Agent Rau Yas Industrial

    Polyurethane Vulcanizing Agent Rau Yas Industrial

    Polyurethane roj hmab, tseem hu ua polyurethane roj hmab los yog polyurethane elastomer, yog ib tsev neeg ntawm cov ntaub ntawv elastomeric nrog ntau yam kev siv. Polyurethane roj hmab suav nrog ntau pawg tshuaj ntawm nws cov saw hlau polymer, suav nrog urethane pawg, ester pawg, ether pawg, urea pawg, aryl pawg, thiab aliphatic chains, thiab muaj ntau yam kev siv thiab kev ua haujlwm.

    Kev tsim cov roj hmab polyurethane suav nrog cov tshuaj tiv thaiv ntawm oligomeric polyols, polyisocyanates thiab saw extenders. Los ntawm cov khoom sib txawv thiab qhov sib piv, cov txheej txheem tshuaj tiv thaiv thiab cov xwm txheej, cov roj hmab tuaj yeem hloov kho los tsim cov qauv sib txawv thiab ntau yam kom tau raws li cov kev xav tau tshwj xeeb.