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Chaw tsim tshuaj paus Zoo Nqe Calcium chloride CAS: 10043-52-4
Calcium Chloride (CaCl2) yog cov dej soluble ionic siv lead ua nrog kev hloov pauv siab ntawm cov tshuaj.Nws yog feem ntau muab los ntawm limestone thiab yog ib qho khoom los ntawm cov txheej txheem Solvay.Nws yog ib qho ntsev uas tsis muaj dej uas muaj hygroscopic xwm thiab tuaj yeem siv ua desiccant.
Cov Khoom Siv Tshuaj: Calcium chloride, CaC12, yog cov khoom tsis muaj xim tsis muaj xim uas yog soluble hauv dej thiab ethanol.Nws yog tsim los ntawm cov tshuaj tiv thaiv ntawm calcium carbonate thiab hydrochloric acid los yog calcium hydroxide thiab ammonium chloride.Nws yog siv nyob rau hauv tshuaj, raws li ib tug antifreeze, thiab raws li ib tug coagulant.
Synonym: PELADOW(R) SNOW THIAB ICE MELT; Calcium chloride, aqueous solution; Calcium chloride, tshuaj; Additive Screening Solution 21/Fluka kit no 78374, Calcium chloride solution; Calcium chloride anhydrus for technical; Calcium chloride (CA) Calcium chloride); CalciuM chloride, 96%, rau biochemistry, anhydrous
CAS:10043-52-4
EC No.: 233-140-8
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Chaw tsim tshuaj paus Zoo Nqe FORMIC ACID 85% CAS: 64-18-6
Formic acid yog cov kua ntshiab, tsis muaj xim nrog cov ntxhiab tsw.Formic acid yog thawj zaug cais tawm ntawm cov ntsaum thiab tau muab npe tom qab Latin formica, lub ntsiab lus ntsaum.Nws yog tsim los ntawm kev ua ntawm sulfuric acid ntawm sodium formate, uas yog tsim los ntawm carbon monoxide thiab sodium hydroxide.Nws kuj yog tsim los ntawm cov khoom lag luam hauv kev tsim khoom ntawm lwm cov tshuaj xws li acetic acid.
Nws tuaj yeem cia siab tias kev siv cov tshuaj formic acid yuav nce ntxiv ntxiv vim nws hloov cov inorganic acids thiab muaj peev xwm ua lub luag haujlwm hauv lub zog tshiab.Formic acid toxicity yog ib qho kev txaus siab tshwj xeeb vim cov kua qaub yog cov tshuaj lom metabolite ntawm methanol.Khoom: FORMIC ACID yog cov kua tsis muaj xim uas muaj ntxhiab tsw.Nws yog ib qho ruaj khov corrosive, combustible, thiab hygroscopic tshuaj.Nws yog incompatible nrog H2SO4, muaj zog caustics, furfuryl cawv, hydrogen peroxide, muaj zog oxidisers, thiab bases thiab reacts nrog muaj zog tawg ntawm kev sib cuag nrog oxidising agents.
Vim yog pawg -CHO, Formic acid imparts qee yam ntawm tus cwj pwm ntawm aldehyde.Nws tuaj yeem tsim ntsev thiab ester;tuaj yeem hnov mob nrog amine los ua amide thiab tsim ester los ntawm cov tshuaj tiv thaiv ntxiv nrog unsaturated hydrocarbon ntxiv.Nws tuaj yeem txo cov tshuaj ammonia nyiaj los tsim cov iav nyiaj, thiab ua kom cov tshuaj poov tshuaj permanganate ploj mus, uas tuaj yeem siv rau kev txheeb xyuas qhov zoo ntawm formic acid.
Raws li ib tug carboxylic acid, formic acid qhia feem ntau ntawm cov tib yam tshuaj nyob rau hauv reacting nrog alkalis los ua dej soluble formate.Tab sis formic acid tsis yog ib txwm carboxylic acid raws li nws tuaj yeem hnov mob nrog alkenes los tsim cov esters.Synonyms: Acide formique; Acideformique; Acideformique (Fabkis); Acid formico; Acidoformico; Ntxiv-F; Kwas metaniowy; kwasmetaniowy
CAS:64-18-6
EC No.: 200-579-1
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Tuam Tshoj Tus Nqi Zoo Sodium Bicarbonate CAS: 144-55-8
Sodium bicarbonate, uas yog cov khoom siv feem ntau hu ua baking soda, muaj nyob hauv cov xim dawb, tsis muaj ntxhiab, crystalline khoom.Nws tshwm sim raws li cov ntxhia nahcolite, uas muab nws lub npe los ntawm nws cov tshuaj formula los ntawm kev hloov "3" hauv NaHCO3 nrog qhov kawg "lite."Lub ntiaj teb lub hauv paus tseem ceeb ntawm nahcolite yog Piceance Creek Basin nyob rau sab hnub poob Colorado, uas yog ib feem ntawm qhov loj dua Green River tsim.Sodium bicarbonate yog muab rho tawm los ntawm kev siv cov tshuaj mining los ntawm kev siv dej kub los ntawm cov dej txhaj tshuaj kom yaj cov nahcolite los ntawm Eocene txaj qhov twg nws tshwm sim 1,500 txog 2,000 ko taw hauv qab no.Cov yaj ntawm sodium bicarbonate yog pumped rau saum npoo uas nws tau kho kom rov qab tau NaHCO3 los ntawm kev daws.Sodium bicarbonate kuj tuaj yeem tsim los ntawm trona deposits, uas yog ib qhov chaw ntawm sodium carbonates (saib Sodium Carbonate ).
Cov Khoom Siv Tshuaj: Sodium bicarbonate, NaHC03, tseem hu ua sodium acid carbonate thiab ci dej qab zib, yog cov dej dawb-soluble crystalline khoom.Nws muaj alkaline saj, poob carbon dioxide ntawm 270 ° C (518 ° F). npaj zaub mov.Sodium bicarbonate kuj pom siv los ua tshuaj, butter preservative, hauv ceramics, thiab tiv thaiv ntoo pwm.
Synonym: Sodium bicarbonate, GR, ≥99.8%; Sodium bicarbonate, AR, ≥99.8%; Sodium bicarbonate txheem tov; Natrium Bicarbonate; SODIUM BICARBONATE PWD; Sodium bicarbonate test solution (ChP); Sodium bicarbonate Chaw tsim tshuaj paus; TSQN
CAS:144-55-8 ib
EC No.: 205-633-8
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Chaw tsim tshuaj paus Zoo Nqe Ammonium Bifluoride CAS: 1341-49-7
Ammonium hydrogen fluoride tseem hu ua acid ammonium fluoride.Cov tshuaj formula NH4F HF.Molecular hnyav 57.04.Dawb deliquous hexagonal siv lead ua, tshuaj lom.Nws yog ib qho yooj yim rau delix.Tus txheeb ze ntom ntom yog 1.50, lub melting point yog 125.6 ℃, thiab refraction yog 1.390.Muaj peev xwm sublimate, corrosive rau iav, kub lossis dej kub yuav decompose.Soluble hauv dej, me ntsis soluble hauv cawv.Aqueous tov yog acidic, tuaj yeem corrode iav Chemicalbook iav, corrosive rau ntawm daim tawv nqaij.Gaseous ammonia tau ntxiv rau 40% ntawm hydrofluoric acid, ces txias thiab crystallized.
Txoj kev npaj: 1 mole ntawm ammonia dej kom nqus 2 moles ntawm hydrogen fluoride, thiab ces txias, concentration, crystallization.
Siv: Siv ua tshuaj reagent, earthenware thiab iav etching, electroplating, brewing kev lag luam, fermentation kev lag luam preservative thiab kab mob inhibitor, thiab lwm yam. Nws kuj yog siv nyob rau hauv beryllium smelting thiab ceramic manufacturing.
Chemical Properties： Dawb los yog tsis muaj xim pob tshab rhombic siv lead ua siv lead ua, cov khoom yog flake, me ntsis qaub saj.Me ntsis soluble hauv cawv, yooj yim soluble hauv dej txias, decomposition hauv dej kub.Dej yog acidic heev thaum yaj.
Synonyms: ETCHINGPOWDER; AMMONIUMBIFLUORIDE; ammonium fluoridecompwith hydrogenfluoride (1: 1); ammoniumhydrofluoride; ammoniumhydrogChemicalbookenbifluoride; fluorureacided'ammonium (french); Ammoniumbifluoride-crystal; AMMoniu5Mhydrofluoride, 9% Gfluoride,
CAS:1341-49-7 ib
EC No.: 215-676-4
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Chaw tsim tshuaj paus Zoo Nqe DINP Industrial qib CAS: 28553-12-0
Diisononyl phthalate (DINP):Cov khoom no yog pob tshab oily kua nrog ib tug me ntsis tsw.Nws yog ntau yam tseem ceeb plasticizer nrog cov khoom zoo heev.Cov khoom no yog soluble hauv PVC, thiab yuav tsis precipitate txawm tias siv ntau ntau.Volatilization, tsiv teb tsaws thiab tsis muaj tshuaj lom yog zoo dua li DOP (dioctyl phthalate), uas tuaj yeem muab cov khoom lag luam zoo lub teeb, tiv thaiv tshav kub, tiv thaiv kev laus thiab hluav taws xob rwb thaiv tsev, thiab kev ua haujlwm zoo dua li DOP.Vim hais tias cov khoom tsim los ntawm cov khoom no muaj cov dej tsis zoo thiab kev tawm tsam, tsis muaj tshuaj lom, kev laus ua haujlwm, kev ua haujlwm zoo hluav taws xob, yog li nws tau siv dav hauv cov khoom ua si zaj duab xis, hlau, cable.
Piv nrog rau DOP, qhov hnyav molecular yog loj dua thiab ntev dua, yog li nws muaj kev laus zoo dua, tsis kam mus rau kev tsiv teb tsaws, kev ua haujlwm tiv thaiv kab mob, thiab kev kub siab dua.Raws li txoj cai, nyob rau hauv tib lub sijhawm, cov nyhuv plasticization ntawm DINP yog me ntsis phem dua li DOP.Nws feem ntau ntseeg tias DINP yog ib puag ncig zoo dua li DOP.
DINP muaj qhov zoo tshaj plaws hauv kev txhim kho cov txiaj ntsig extrusion.Raws li cov txheej txheem extrusion raug, DINP tuaj yeem txo cov viscosity melting ntawm cov khoom sib tov dua li DOP, uas yuav pab txo qhov siab ntawm qhov chaw nres nkoj qauv, txo cov neeg siv khoom hnav lossis nce cov khoom tsim tau (txog 21%).Tsis tas yuav hloov cov qauv ntawm cov khoom lag luam thiab cov txheej txheem tsim khoom, tsis muaj peev txheej ntxiv, tsis muaj kev siv zog ntxiv, thiab tswj cov khoom zoo.
DINP feem ntau yog oily kua, insoluble hauv dej.Feem ntau thauj los ntawm cov tsheb thauj khoom, cov khoom me me ntawm cov thoob hlau lossis cov thoob yas tshwj xeeb.
Ib qho ntawm cov khoom siv tseem ceeb ntawm DINP -INA (INA), tam sim no tsuas yog ob peb lub tuam txhab hauv ntiaj teb tuaj yeem tsim tau, xws li Tebchaws Meskas 'Exxon Mobil, Lub Tebchaws Yelemees tus yeej, Nyiv Concord Company, thiab South Asian tuam txhab hauv Taiwan.Tam sim no, tsis muaj lub tuam txhab hauv tsev tsim INA.Txhua tus neeg tsim khoom tsim DINP hauv Suav teb yog txhua tus yuav tsum tau los ntawm kev xa khoom.
Synonyms: baylectrol4200; di-'isononyl'phthalate, mixtureofesters; diisononylphthalate, dinp; dinp2; dinp3; enj2065;isononylalcohol, phthalate (2: 1); jayflexdinp
CAS: 28553-12-0 Nr
MF: C26H42O4
PIB: 249-079-5
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Chaw tsim tshuaj paus Zoo Nqe Sodium Sesqui Carbonate CAS: 533-96-0
Sodium Sesqui Carbonate, alias, yog sodium ntawm sodium carbonate, semi-alkali, thiab cov mis molecular yog NA2CO3 · NAHCO3 · 2H2O.Bicarbonate sodium yog ib yam tshuaj ntawm koob dawb-zoo li tus muaju, daim ntawv-zoo li lossis crystalline hmoov.Tus txheeb ze molecular loj yog 226.03, thiab tus txheeb ze ntom yog 2.112.Ntawm 100 ° C, nws yog 42%.Cov tshuaj aqueous yog alkaline, thiab nws cov alkali tsis muaj zog dua li sodium carbonate.Nws yog tsim los ntawm ib feem ntawm sodium carbonate thiab sodium bicarbonate tov.
Yam ntxwv: Sodium Sesqui Carbonate yog ib rab koob dawb zoo li siv lead ua, daim ntawv zoo li los yog crystalline hmoov.Tus txheeb ze ntom ntom yog 2.112, uas tsis yooj yim rau huab cua.Ntawm 42% ntawm ° C, cov tshuaj aqueous yog alkaline, thiab sodium bicarbonate tsis muaj zog dua li sodium carbonate.
Synonyms: Carbonicacid, sodium ntsev (2: 3); magadisoda; snowflakecrystals; sq810; Sodium Sesquicarbonat; trisodiumhydrogendicarbonate; urao; SODIUM CARBONATE, SESQUIOXIDE DIHYDRATE
CAS: 533-96-0 Nr
EC No.: 205-580-9
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Chaw tsim tshuaj paus Zoo Nqe PERCHLORETHYLENE CAS: 127-18-4
PERCHLOROETHYLENE: tseem hu ua chloride tag nrho.Hais txog cov qauv molecular, cov tebchaw tsim los ntawm tag nrho cov hydrogen atoms hauv ethylene tau hloov los ntawm chlorine.Xyoo 1821, thawj zaug nws tau tsim los ntawm FaraDay thermal decomposition.Colorless pob tshab kua.Muaj ether-zoo li ntxhiab tsw.Nonflammable.
CAS: 127-18-4 Nr
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Tuam Tshoj Tus Nqi Zoo Pentamethyldipropylenetriamine (PMDPTA) CAS: 3855-32-1
PMDPTA yog ib qho tsis tshua muaj ntxhiab npuas / gel tshuav nyiaj li cas, uas tuaj yeem siv rau hauv polyether-type polyurethane soft foam, polyurethane tawv npuas thiab txheej nplaum.PMDPTA tshwj xeeb tshaj yog siv rau hauv pwm txias HR ua npuas ncauj.PMDPTA yog hu ua tsib-base di-propyleneramine, uas muaj ntau yam kev siv hauv ntau yam mos thiab tawv foams.PMDPTA tuaj yeem muab cov lus teb pib sib npaug thiab cov lus teb gel, thiab txuas ntxiv cov tshuaj tiv thaiv ua npuas ncauj thiab lub sijhawm gel teb.Cov catalyst no tuaj yeem tsis tsuas yog siv ib leeg xwb, tab sis kuj koom nrog lwm cov catalysts thiab cov neeg sawv cev pabcuam.PMDPTA tuaj yeem yaj hauv polyether polyol.
Nws yog yooj yim yaj nyob rau hauv feem ntau cov kuab tshuaj.Ua npuas ncauj thiab gel tshuaj tiv thaiv sib npaug.Qhov zoo yog siv hauv cov mos mos ua npuas ncauj, uas tuaj yeem zam qhov tawg thiab pinhole ntawm npuas, uas muaj kev ua haujlwm zoo heev.Txhim kho cov txheej txheem, kam rau ua thiab qhov chaw kho qhov ua tau zoo ntawm cov npuas tawv tawv.Txhim kho qhov siab dua ntawm cov yas ua npuas ncauj.
Property zog: boiling point: 102 ° C / 1mmHg, ceev: 0.83 g / cm3, refractive index: 1.4450 txog 1.4480, flash point: 92 ° C, acidity coefficient (PKA): 9.88 ± 0.28 (Predict).Nws yog tsuas yog siv rau alkaline melting phenols, thiab tseem siv rau inter-phenylphenols, thiab lwm yam, thiab feem ntau yog siv los ua catalysts hauv esterization thiab lub cev qhuav dej;dye nruab nrab
CAS: 385-32-1 Nr
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Chaw tsim tshuaj paus Zoo Nqe EPOXY RESIN CURING AGENT PACM CAS # 1761-71-3
EPOXY RESIN CURING AGENT PACM (PACM luv luv) muaj nyob rau hauv peb lub stereoisomers nrog cov khoom sib txawv thermodynamic: trans-trans, cis-trans, thiab cis-cis.EPOXY RESIN CURING AGENT PACM yog ib qho tseem ceeb alicyclic diamine, thiab EPOXY RESIN CURING AGENT PACM yog siv los npaj alicyclic dicyclohexylmethane diisocyanate (H12MDI) los yog siv ncaj qha los ua epoxy resin curing agent.
PACM yog xim tsis muaj xim lossis xim daj me ntsis lossis xim dawb waxy khoom, nrog tus txheeb ze ntom ntom ntawm 0.9608.Lub melting point yog 35 ~ 45 ℃.Boiling point 159 ~ 164 ℃ (0.67kpa).Lub refractive index yog 1.5030.Yooj yim rau yaj hauv toluene, roj av ether, ethanol, tetrahydrofuu, thiab lwm yam.
CAS: 1761-71-3 Nr
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Chaw tsim tshuaj paus Zoo Nqe OP200 Epoxy Silane Oligomer CAS: 102782-97-8
Cov tsos ntawm OP200 Epoxy Silane Oligomer yog xim tsis muaj xim rau daj ntseg daj pob tshab kua, uas belongs rau epoxy hloov polysiloxane.Piv nrog cov pa epoxyxane, nws tswj tau qhov zoo ntawm cov tshuaj tiv thaiv epoxy thiab cov nyhuv coupling.Kev ruaj khov ruaj khov yog siv dav hauv kev hloov kho plastics, coatings thiab lwm qhov chaw.
CAS: 102782-97-8
