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Dimethyl carbonate CAS: 616-38-6
Dimethyl carbonate (DMC), walxo kiimiko ah oo ceeriin ah oo leh sunta hoose, waxqabadka ilaalinta deegaanka ee heer sare ah iyo codsi ballaadhan, waa dhexdhexaad muhiim u ah isku-dhafka dabiiciga ah.Qaab dhismeedkeeda kelli waxa uu ka kooban yahay kooxo shaqaynaya sida karbonyl, methyl iyo methoxy, waxayna leedahay falcelin kala duwan.Waxay leedahay sifooyinka isticmaalka badbaadada leh, ku habboonaanta, wasakhowga yar iyo gaadiidka fudud ee wax soo saarka.Dimethyl carbonate waa badeeco kiimiko ah oo "cagaaran" ah oo rajo leh sababtoo ah ... -
N-Methyl-2-pyrrolidinone(NMP) Cas:872-50-4
N- methylpyrrolidone, dareere saliid leh oo aan midab lahayn oo hufan oo leh ur amine yar.Ku milmay biyo, aalkolo, ether, ester, ketone, hydrocarbon halogenated, hydrocarbon caraf udgoon iyo saliid castor.Degganaanshiyo hoose, degenaansho kulayl oo wanaagsan iyo xasilooni kiimikaad, waxayna la uumi kartaa uumiga biyaha.Lahaanshaha hygroscopicity.U nugul iftiinka.N-methylpyrrolidone waxaa si weyn loogu isticmaalaa baytariga lithium, daawada, sunta cayayaanka, midabka, wakiilka nadiifinta, walxaha dahaarka iyo warshadaha kale.1. Shiine n... -
5-CHLORO-N-VALERIC AID
5-chlorovaleric acid CAS: 1119-46-6 -
5-chloro aMyl chloride
5-Chlorovaleryl chloride,CAS:1575-61-7 -
5-Chloroethyl-6-chloro-1,3-dihydro-2H-indole-2-hal,CAS 118289-55-7
CAS No.:118289-55-7
Magacyo kale:6-Chloro-5-(2-chloroethyl)-1
MF:C10H9Cl2NO
EINECS No.:118289-55-7
Nooca: Dhexdhexaadiyeyaasha Agrochemical, Dhexdhexaadiyaha Dheecaannada, Dhexdhexaadinta Dhadhanka & Udgoonka, Dhexdhexaadiyeyaasha Farmashiyaha, Dhexdhexaadiyaha Walxaha
daahirnimo:≥99%
Nambarka Model:118289-55-7
Codsiga: Dhexdhexaadiyaha Ziprasidone
Muuqaalka: Budada Cad
Magaca badeecada:5-Chloroethyl-6-chloro-1,3-dihydro-2H-indole-2-one
Midabka:Budada Cad -
Cycobalamin Vitamin B12 Vitamin Antianemia
Cycobalamin waa mid ka mid ah iskudhafka fitamiin B, kaas oo leh saameyn xoog leh oo ka hortagga dhiig-yaraanta.Waa magaca lagu bixiyo kristalisaynta fitamiin B12, oo ah arrin lagama maarmaan u ah horumarinta bakteeriyada iyo xayawaanka.Ka sokow C, H, O, N, P iyo Co, isku xidhaha aDribose ee 5,6-dimethe-rbenzimidazole waa qayb ka mid ah qaabdhismeedkeeda.AR Todd iyo al.Soo saar qaacidada qaab dhismeedka, oo loo yaqaan cyanocobalamin sababtoo ah cyano waxay ku xiran tahay kobalt.Nuugista ugu badan ee xalka aqueous waa 278,361,548 nm.Sannadkii 1948-kii, E.L. Rickes ee Maraykanka iyo E.L.Smith ee Boqortooyada Ingiriiska ayaa si madax-bannaan uga soo saaray kirismaska beerka.Tan iyo markaas, walaxdan ayaa sidoo kale laga helay actinomycete gaar ah (StrePtomyces griseum).
Cyanocobalamin sidoo kale waa qodobka koritaanka doofaarka iyo chicks, waxayna la mid tahay walxaha borotiinka xayawaanka ee lagama maarmaanka u ah dillaacista ukunta.Faytamiin B12, oo la siiyo bukaannada qaba cudurrada halista ah ee 150 micrograms, waxay kordhin karaan unugyada dhiigga cas ilaa 2 jeer, iyo 3-6 micrograms ayaa sidoo kale soo saari kara saameyn.In vivo, waxaa lagu qaadaa dhiigga qaab isku dhafan oo leh borotiinka trans-cobalamin (a-globular protein), waxayna u jirtaa qaabka coenzyme ee unugyo kala duwan.Si wadajir ah ula folic acid, waxay ku lug leedahay dheef-shiid kiimikaadka wareejinta methyl iyo jiilka methyl firfircoon.Oo noqda qodobka muhiimka ah ee purine, pyrimidine iyo biosynthesis kale. -
TPU loogu talagalay koollada kabaha,
Astaamihiisu waa: 1. Jaale la'aan;2. crystallization aad u degdeg badan;3. Iska caabbinta heerkulka sare.Taxanaha alaabooyinka waxay leeyihiin adhesion wanaagsan iyo iska caabin kulaylka PVC, PU, caag, TPR, EVA, naylon, maqaar iyo substrates kale.Xabag heer sare ah iyo heerkul sare oo kulaylka u adkaysta ayaa la gaari karaa iyada oo aan la isticmaalin wakiilka daaweynta.Sababtoo ah sifooyinka aan jaalaha ahayn, waxay si gaar ah ugu habboon tahay in lagu xiro kabaha safarka ee kala duwan.Xabagta polyurethane ee taxanaha LY waa laba qaybood oo ka kooban ... -
Dib u soo kabashada caagga Butyl
Caag la soo celiyay ee Butyl ayaa iska leh qayb muhiim ah oo caag la soo celiyay.Iyadoo in ka badan 900 oo tuubooyin butyl ah ay yihiin walxo cayriin ah, waxaa lagu sifeeyaa 80 mesh shaandhayn ka dib markii la nadiifiyo habka ugu horumarsan ee burburka.Waxay leedahay sifooyinka xoogga wanaagsan, ganaax sare, cidhiidhi hawo xoog leh iyo dabacsanaanta gacanta qani ah.Waxa kaligeed loo istcimaali karaa in lagu soo saaro badeecooyin caag ah oo butyl ah sida tuubooyinka gudaha ee butyl yar, kaabsulka butyl, strips butyl sealing, iwm. Waxa kale oo la isticmaali karaa si wada jir ah... -
Fixiso
Magaca badeecada: baking soda CAS ：144-55-8 lambarka EINECS 205-633-8 Heerka badeecada: heerka cuntada Xajmiga qaybta: 200 (mesh) Hirgelinta heerka tayada: GB/t1606-2008 Magaca: sodium bicarbonate (baking soda) Nooca: 25kg kiimikooyinka halista ah: ma jiraan Wax: 99% Sodium bicarbonate, formula kiimikaad NaHCO3, oo caadi ahaan loo yaqaan baking soda.Karistan cad oo cad, milmayntiisa biyaha ayaa ka yar kan sodium carbonate.Sidoo kale waa kiimiko warshadeed.Adadaggu wuxuu bilaabaa inuu si tartiib tartiib ah u burburo si uu u sameeyo sodium ca... -
PPO/PPE
Codsiga granules PPO 1: Wixii soo saarida qaybaha kulaylka u adkaysta dahaarka ka yar xidhashada qaybaha u adkaysta qaybaha gudbinta iyo qaybaha elektarooniga ah ee caafimaadka 2: Waxaa loo isticmaali karaa marka heerkulku sareeyo, garbaha, daab iyo qaybaha kale waxaa lagu bedeli karaa iyadoo la isticmaalayo ahama 3 : Waxay soo saari kartaa boolal, xidhiyaal iyo xidhidhiyeyaal Alaabta Alaabta * Isku dheellitirnaanta guryaha ee wanaagsan * Qulqulka iyo xoogga * gurguurta * xoogga saamaynta * Waxqabad koronto oo wanaagsan * Dab-demis wanaagsan * Kiimik... -
chloroprene caag CR121
Neoprene, sidoo kale loo yaqaan caag chloroprene iyo caag Xinping.Caag synthetic ah oo ay soo saartay α-polymerization of chloroprene (2- chloro-1,3- butadiene) ayaa si weyn loogu isticmaalaa alaabada cimilada, calaacalaha viscose, dahaarka iyo shidaalka gantaalada.Jiifka ama block leh muuqaal caano leh oo caddaan, beige ama bunni khafiif ah waa elastomer ay soo saartay alfa polymerization of chloroprene (ie 2- chloro -1,3- butadiene) oo ah alaabta ceeriin ee ugu weyn.Halbeegga milanka ee caagga chloroprene wuxuu xisaabiyaa δ = 9.2 ~ 9.... -
chloroprene rubber CR232
Neoprene, sidoo kale loo yaqaan caag chloroprene iyo caag Xinping.Caag synthetic ah oo ay soo saartay α-polymerization of chloroprene (2- chloro-1,3- butadiene) ayaa si weyn loogu isticmaalaa alaabada cimilada, calaacalaha viscose, dahaarka iyo shidaalka gantaalada.Jiifka ama block leh muuqaal caano leh oo caddaan, beige ama bunni khafiif ah waa elastomer ay soo saartay alfa polymerization of chloroprene (ie 2- chloro -1,3- butadiene) oo ah alaabta ceeriin ee ugu weyn.Halbeegga milanka ee caagga chloroprene wuxuu xisaabiyaa δ = 9.2 ~ 9....
