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Tuam Tshoj Tus Nqi Zoo Hesperidin CAS: 520-26-3
Hesperidin yog flavonoids, uas muaj cov qauv ntawm hydrogenoflavonoid oxyladin thiab tsis muaj zog acidic.Cov khoom ntshiab yog cov koob dawb dawb, uas yog cov khoom tseem ceeb ntawm cov vitamin P. Tom qab hydrogenation ntawm txiv kab ntxwv tev, Hesperidin yog ib tug natural sweetener dihydrogen nrhiav kom tau.Qhov qab zib yog 1000 npaug ntawm sucrose, uas tuaj yeem siv ua zaub mov ua haujlwm.Hesperidin muaj ntau yam kab mob lom neeg.Cov kev tshawb fawb niaj hnub no tau pom tias txiv kab ntxwv pepperin tuaj yeem antioxidant thiab tiv thaiv kab mob qog noj ntshav, pwm-pov thawj, tshuaj tiv thaiv-allergic tshuaj, txo cov ntshav siab, inhibit qhov ncauj mob cancer thiab esophageal cancer, tswj osmotic siab, txhim khu capillary ntshav toughness, txo cov roj cholesterol thiab lwm yam teebmeem.Cov kev tshawb fawb cuam tshuam tau pom tias Hesperidin muaj qhov dav dav-spectrum inhibitory cuam tshuam rau cov kab mob sib kis rau cov zaub mov, thiab muaj kev cuam tshuam tseem ceeb ntawm cov kab mob bacterial, Rat Thalette Salmonella, Visatus, Hedar Coccus, thiab cholera.Yog li ntawd, nws yog dav siv nyob rau hauv cov khoom noj additives thiab ua zaub mov.
CAS: 520-26-3 Nr
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Chaw tsim tshuaj paus Zoo Nqe PVB (Polyvinyl Butyral Resin) CAS: 63148-65-2
Polyvinyl Butyral Resin (PVB) yog ib yam khoom uas tau cog lus los ntawm polyvinyl cawv thiab butadhyde nyob rau hauv acid catalytic.Vim hais tias PVB molecules muaj cov ceg ntev, lawv muaj softness zoo, tsis muaj iav kub, siab stretching zog thiab los tiv thaiv lub zog.PVB muaj cov pob tshab zoo, zoo solubility, thiab lub teeb pom kev zoo, dej tsis kam, kub tsis kam, txias ua haujlwm, thiab tsim cov yeeb yaj kiab.Nws muaj cov pab pawg ua haujlwm uas tuaj yeem ua ntau yam tshuaj tiv thaiv xws li acetylene-based saponification cov tshuaj tiv thaiv, vinegarization ntawm hydroxyl, thiab sulfonic acidization.Nws muaj adhesion siab nrog iav, hlau (tshwj xeeb yog txhuas) thiab lwm yam ntaub ntawv.Yog li ntawd, nws tau siv dav hauv kev tsim cov iav kev nyab xeeb, nplaum, ceramic paj ntawv, aluminium ntawv ci ntawv, cov khoom siv hluav taws xob, cov khoom siv iav, cov khoom siv kho mob, thiab lwm yam, thiab dhau los ua cov khoom siv hluavtaws indispensable.
PVB (Polyvinyl Butyral Resin) CAS 63148-65-2
Series: PVB (Polyvinyl Butyral Resin) 1A / PVB (Polyvinyl Butyral Resin) 3A / PVB (Polyvinyl Butyral Resin) 6ACAS: 63148-65-2 Nr
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Tuam Tshoj Tus Nqi Zoo Phosphorous Acid 85% CAS: 7664-38-2
Phosphorous Acid tseem hu ua orthophosphate (cov qauv molecular H3PO4), cov khoom ntshiab rau cov xim tsis muaj pob tshab pob tshab kua lossis square crystal, tsis muaj ntxhiab, qaub saj.85% Phosphorous Acid yog cov xim tsis muaj xim, pob tshab lossis lub teeb me ntsis, cov kua tuab.Melting point 42.35 ℃, tshwj xeeb lub ntiajteb txawj nqus 1.70, siab boiling point acid, yuav soluble nrog dej nyob rau hauv ib tug ratio, boiling point 213 ℃ (poob 1/2 dej), pyrophosphate yuav generated.Thaum rhuab mus rau 300 ℃, nws ua metaphosphoric acid.kwv tij density 181.834.Soluble hauv dej, soluble hauv ethanol.Phosphorous Acid yog ib hom inorganic acid hauv Chemicalbook.Nws yog ib qho nruab nrab thiab muaj zog acid.Nws cov acidity tsis muaj zog dua li cov kua qaub uas muaj zog xws li sulfuric acid, hydrochloric acid thiab nitric acid, tab sis muaj zog dua li cov acids tsis muaj zog xws li acetic acid, boric acid thiab carbonic acid.Thaum Phosphorous Acid reacts nrog sodium carbonate ntawm pH sib txawv, cov kua qaub sib txawv tuaj yeem tsim.Muaj peev xwm ua kom cov tawv nqaij ua rau mob, ua rau lub cev puas tsuaj.Concentrated Phosphorous Acid erodes thaum rhuab hauv porcelain.Nws yog hygroscopic thiab kaw.Cov khoom lag luam muaj Phosphorous Acid yog cov kua nplaum uas muaj 482% H3PO.Qhov siab viscosity ntawm Phosphorous Acid tov yog vim muaj cov hydrogen bonds hauv cov tshuaj.
CAS: 7664-38-2 Nr
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Chaw tsim tshuaj paus Zoo Nqe Phosphorous Acid CAS: 13598-36-2
Phosphorous acid yog ib qho nruab nrab hauv kev npaj ntawm lwm cov phosphorous tebchaw.Phosphorous acid yog cov khoom siv raw los npaj phosphonates rau kev kho dej xws li hlau thiab manganese tswj, scale inhibition thiab tshem tawm, corrosion tswj thiab chlorine stabilization.Cov alkali hlau ntsev (phosphites) ntawm phosphorous acid tau dav ua lag luam xws li kev ua liaj ua teb fungicide (xws li Downy Mildew) los yog cov khoom noj muaj txiaj ntsig zoo ntawm cov nroj tsuag phosphorous.Phosphorous acid yog siv nyob rau hauv stabilizing sib tov rau cov ntaub ntawv yas.Phosphorous acid yog siv rau inhibiting high-temperature ntawm corrosion-prone hlau nto thiab tsim lubricants thiab lubricant additives.
CAS: 13598-36-2 Nr
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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
