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Chaw tsim tshuaj paus Zoo Nqe Sodium fluoride CAS: 7681-49-4
Sodium fluoride: NaF; SF;Inorganic Fluoride; Molecular Luj: 41.99 Lub cev thiab tshuaj lom neeg: Tsis muaj xim ci ci siv lead ua los yog hmoov dawb, lub ntiajteb txawj nqus 2.25, melting point 993C boiling point 1695C.Soluble hauv dej (solubility 10C366,206 406,300422,40C 4.4.60C468.80-C4.89,100 “C508), hydrogen xib fwb acid, me ntsis soluble hauv cawv.Aqueous tov yog qaug zog alkaline, soluble nyob rau hauv hydrofluoric acid thiab mus rau hauv sodium fluoride, tuaj yeem corrode iav.Toxic!.
Sodium fluoride CAS 7681-49-4 NaF; SF;Inorganic Fluoride;UN NO 1690;Kev phom sij: 6.1
EINECS NO 231-667-8
Khoom npe: Sodium fluorideCAS: 7681-49-4 Nr
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Chaw tsim tshuaj paus Zoo Nqe Omega 3 hmoov CAS: 308081-97-2
OMEGA-3, tseem hu ua ω-3, Ω-3, w-3, n-3.Muaj peb hom tseem ceeb ntawm ω-3 fatty acids.Qhov tseem ceeb ω3 fatty acids muaj xws li α-linolenic acid, eicosapentaenoic acid (EPA), docosahexaenoic acid (DHA), uas yog polyunsaturated fatty acids.
Pom muaj nyob rau hauv Antarctic krill, ntses tob hauv hiav txwv thiab qee cov nroj tsuag, nws muaj txiaj ntsig zoo rau tib neeg kev noj qab haus huv.Chemically, OMEGA-3 yog ib txoj hlua ntev ntawm carbon thiab hydrogen atoms txuas ua ke (ntau tshaj 18 carbon atoms) nrog peb mus rau rau daim ntawv cog lus unsaturated (ob daim ntawv cog lus).Nws yog hu ua OMEGA 3 vim hais tias nws thawj unsaturated daim ntawv cog lus yog nyob rau ntawm peb carbon atom ntawm methyl kawg.CAS: 308081-97-2 Nr
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Chaw tsim tshuaj paus Zoo Nqe Aniline CAS: 62-53-3
Aniline yog qhov yooj yim tshaj plaws aromatic amine, benzene molecule nyob rau hauv hydrogen atom rau cov amino pawg ntawm cov tebchaw generated, tsis muaj kob roj flammable kua, muaj zog tsw.Lub melting point yog -6.3 ℃, lub boiling point yog 184 ℃, tus txheeb ze ceev yog 1.0217 (20/4 ℃), lub refractive index yog 1.5863, lub flash point (qhib khob) yog 70 ℃, lub spontaneous combustion point yog 770 ℃, lub decomposition yog rhuab mus rau 370 ℃, me ntsis soluble nyob rau hauv dej, yooj yim soluble nyob rau hauv ethanol, ether, chloroform thiab lwm yam organic solvents.Hloov cov xim xim xim ntawm cov phau ntawv tshuaj thaum raug huab cua lossis hnub ci.Muaj chav distillation, distillation ntxiv me me ntawm zinc hmoov los tiv thaiv oxidation.10 ~ 15ppm NaBH4 tuaj yeem muab ntxiv rau purified aniline los tiv thaiv oxidation deterioration.Aniline tov yog qhov yooj yim, thiab cov kua qaub yog yooj yim los ua ntsev.Lub hydrogen atom ntawm nws cov amino pawg tuaj yeem hloov tau los ntawm pawg hydrocarbon lossis acyl los tsim cov theem nrab lossis qib siab anilines thiab acyl anilines.Thaum hloov cov tshuaj tiv thaiv yog nqa tawm, cov khoom uas nyob ib sab thiab para-substituted yog tsim los.Cov tshuaj tiv thaiv nrog nitrite yields diazo ntsev los ntawm cov benzene derivatives thiab azo tebchaw ua tau.
CAS: 62-53-3 Nr
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Chaw tsim tshuaj paus Zoo Nqe Aluminosilicate Cenosphere CAS: 66402-68-4
Lub cev ua haujlwm:
Fly tshauv yog cov khoom pov tseg tawm los ntawm cov chaw tsim hluav taws xob hluav taws xob.Aluminosilicate Cenosphere yog hollow hlaws muab rho tawm los ntawm ya tshauv, accounting txog li 1% ~ 3% ntawm tag nrho cov nyiaj ntawm ya tshauv.
Yam ntxwv:
Qhov loj poob ntawm cov hlaws dai hauv cov kua qaub-puag muaj zog xws li 10% hydrochloric acid, sulfuric acid, nitric acid thiab potassium hydroxide rau 24 teev yog 1.07% ~ 2.15%, thiab 11.58% hauv 1% hydrofluoric acid.Yog li ntawd, cov hlaws ntab ntab muaj zog tiv taus rau cov kua qaub thiab cov hauv paus, yog li lawv tuaj yeem siv rau hauv cov haujlwm tshwj xeeb nrog cov kev xav tau siab rau cov kua qaub-piv txwv (tshwj tsis yog hydrofluoric acid).CAS: 66402-68-4 Nr
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Tuam Tshoj Tus Nqi Zoo Potassium Phosphate (Dibasic) CAS: 7758-11-4
Dipotassium phosphate (K2HPO4) yog ib qho chaw ntawm phosphorus thiab potassium, uas feem ntau siv los ua chiv.Dipotassium phosphate kuj tau siv dav hauv kev lag luam zaub mov, xws li cov khoom noj khoom haus thiab cov khoom siv electrolyte ntxiv rau kev ua haujlwm ntxiv.Lwm qhov kev siv ntawm dipotassium phosphate yog raws li tshuaj, uas ua hauj lwm raws li ib tug diuretic los yog laxative.Tsis tas li ntawd, Dipotassium phosphate yog ua hauj lwm nyob rau hauv zus tau tej cov imitation mis nyuj creamers los tiv thaiv coagulation thiab siv nyob rau hauv tej hmoov los npaj dej haus.Tsis tas li ntawd, Dipotassium phosphate feem ntau pom nyob rau hauv cov chaw soj nstuam tshuaj rau kev tsim cov kev daws teeb meem tsis zoo thiab trypticase soy agar uas yog siv los ua cov phaj agar rau cov kab mob culturing.
CAS: 7758-11-4 Nr
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Tuam Tshoj Tus Nqi Zoo Glycine Khoom noj khoom haus qib CAS: 56-40-6
Glycine: Dawb monocrystalline lossis hexagonal crystals, lossis crystalline hmoov.Tsis muaj ntxhiab tsw, tshwj xeeb qab zib.Nws tuaj yeem so cov kua qaub thiab alkali tsw, npog qhov iab ntawm kev ntxiv qab zib rau cov zaub mov, thiab txhim kho qhov qab zib.Relatively ntom 1.1607 melting point 248 ° C (tsim roj thiab decomposition).Nws yog ib qho yooj yim qauv hauv cov amino acid series thiab tsis tsim nyog tib neeg lub cev.Nws muaj acidic thiab alkaline ua haujlwm pab pawg hauv cov molecule.Nws yog ib qho muaj zog electrolyte hauv cov kua dej aqueous., Yooj yim rau yaj hauv dej, yaj hauv dej: 25g / 100ml ntawm 25 ° C;67.2g / 100ml ntawm 50 ° C. 25 ° C).Nws nyuaj heev kom yaj hauv ethanol (0.06g / 100g dej tsis muaj ethanol).Yuav luag insoluble hauv cov kuab tshuaj xws li acetone thiab ether.React nrog hydrochloride los tsim ntsev hydrochloride.
Glycine zaub mov qib CAS: 56-40-6
Khoom npe: Glycine zaub mov qibCAS: 56-40-6 Nr
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Chaw tsim tshuaj paus Zoo Nqe Resveratrol 50% CAS: 501-36-0
Ib qho resveratrol yog ib yam tshuaj antioxidant uas tuaj yeem txo cov ntshav viscosity, inhibit platelet condensation thiab cov hlab ntsha, thiab ua kom cov ntshav tsis txhob thaiv.Resveratrol tuaj yeem tiv thaiv qhov tshwm sim thiab kev loj hlob ntawm qog noj ntshav.Kev tiv thaiv thiab kho mob plawv, hyperlipidemia.Lub luag haujlwm ntawm inhibiting qog kuj muaj cov tshuaj estrogen-zoo li, uas tuaj yeem siv los kho cov kab mob xws li ChemicalBook cancer mis.Resveratrol tuaj yeem ncua kev laus thiab tiv thaiv qog noj ntshav.Resveratrol muaj cov ntsiab lus siab hauv cov txiv hmab txiv ntoo liab, liab cawu cub thiab kua txiv hmab txiv ntoo.Cov kev tshawb fawb tau pom tias kev ncaj ncees ntawm chromosomes yuav raug rhuav tshem nrog kev laus ntawm tib neeg, thiab resveratrol tuaj yeem ua kom muaj protein ntau Sirtuin uas kho chromosome noj qab haus huv, yog li ncua kev laus.
Chemical zog: saj tsis qab, dawb hmoov, yaj tag hauv ethanol.
CAS: 501-36-0 Nr
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Chaw tsim tshuaj paus Zoo Nqe Combined polyether CAS: 9082-00-2
Ua ke polyether yog ib qho ntawm cov khoom siv tseem ceeb ntawm polyurethane tawv npuas, tseem hu ua cov khoom siv dawb, thiab hu ua cov khoom siv dub dawb nrog polymer MDI.Nws yog tsim los ntawm ntau yam khoom xws li polyether, uniform foaming agent, linked agent, catalyst, foaming agent thiab lwm yam khoom.Nws yog qhov tsim nyog rau ntau lub sijhawm uas yuav tsum tau khaws cov rwb thaiv tsev thiab khaws cia cov rwb thaiv tsev txias thiab txias.
Polyether CAS NO: 9082-00-2
Series: Ua ke polyether 109C / Combined polyether 3126 / Ua ke polyether 8079CAS: 9082-00-2 Nr
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Chaw tsim tshuaj paus Zoo Nqe 30% Enzymolysis Alginic Acid Microparticles CAS: 1806241-263-5
Suav lub npe: seaweed extract, English lub npe: Seaweedextract [Cov khoom xyaw tseem ceeb] algae gum, crude protein, ntau cov vitamins, enzymes thiab kab kawm.[Chemicalbook extract source] Seaweed.[Physical Character] Dub Flakes.[Pharmacological teebmeem] Seaweed yog siv rau softness;tshem tawm phlegm;pab dej;o.
CAS: 1806241-263-5 Nr
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Chaw tsim tshuaj paus Zoo Nqe Melamine CAS: 108-78-1
Melamine-formaldehyde resin (MFR) yog cov khoom muaj zog ntawm cov plasters muaj zog.Kev hnov mob tau tshaj tawm hauv cov kws tshaj lij hauv chav plaster, uas tau siv cov khoom siv hluav taws xob ntxiv pIaster casts, thiab hauv cov kws kho hniav.Melamine tau muaj nyob rau hauv cov hniav muaj zog pIaster siv rau moldings.Siv los ua textile tiav res hauv, Melamine kuj tau pom tias yog ib qho tsis haum rau cov poj niam uas hloov khaub ncaws hauv khw.Melamine kuj tso tawm formaldehyde, uas tej zaum yuav yog tus sensitizer.
CAS Nr .: 108-78-1
