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Dimethyl kaboneti CAS: 616-38-6
Dimethyl carbonate (DMC), ohun elo aise kemikali pẹlu majele kekere, iṣẹ aabo ayika ti o dara julọ ati ohun elo jakejado, jẹ agbedemeji pataki fun iṣelọpọ Organic.Ilana molikula rẹ ni awọn ẹgbẹ iṣẹ bii carbonyl, methyl ati methoxy, ati pe o ni ọpọlọpọ ifaseyin.O ni awọn abuda ti ailewu lilo, wewewe, kere idoti ati irọrun gbigbe ni gbóògì.Dimethyl carbonate jẹ ọja kemikali “alawọ ewe” ti o ni ileri nitori o… -
N-Methyl-2-pyrrolidinone (NMP) Cas: 872-50-4
N-methylpyrrolidone, ti ko ni awọ ati omi ororo sihin pẹlu oorun amine diẹ.Tiotuka pẹlu omi, oti, ether, ester, ketone, hydrocarbon halogenated, hydrocarbon aromatic ati epo castor.Irẹwẹsi kekere, iduroṣinṣin gbigbona ti o dara ati iduroṣinṣin kemikali, ati pe o le yọkuro pẹlu oru omi.Ni hygroscopicity.Ifarabalẹ si imọlẹ.N-methylpyrrolidone jẹ lilo pupọ ni batiri lithium, oogun, ipakokoropaeku, pigmenti, oluranlowo mimọ, ohun elo idabobo ati awọn ile-iṣẹ miiran.1. Kannada n... -
5-CHLORO-N-VALERIC ACID
5-chlorovaleric acid CAS: 1119-46-6 -
5-chloro aMyl kiloraidi
5-Chlorovaleryl kiloraidi, CAS: 1575-61-7 -
5-Chloroethyl-6-chloro-1,3-dihydro-2H-indole-2-ọkan,CAS 118289-55-7
CAS No.: 118289-55-7
Awọn orukọ miiran: 6-Chloro-5- (2-chloroethyl) -1
MF: C10H9Cl2NO
EINECS No.: 118289-55-7
Iru: Agrochemical Intermediates, Dyestuff Intermediates, Flavor & Fragrance Intermediates, Pharmaceutical Intermediates, Syntheses Material Intermediates
Mimọ: ≥99%
Nọmba awoṣe: 118289-55-7
Ohun elo: aarin ti Ziprasidone
Irisi: Lulú funfun
Orukọ ọja: 5-Chloroethyl-6-chloro-1,3-dihydro-2H-indole-2-one
Awọ: Funfun Lulú -
Cycobalamin Vitamin B12 Vitamin Antianemia
Cycobalamin jẹ ọkan ninu awọn eka Vitamin B, eyiti o ni ipa anti-pernicious ti o lagbara.O jẹ orukọ ti a fun nipasẹ crystallization ti Vitamin B12, ifosiwewe ti ko ṣe pataki fun idagbasoke awọn kokoro arun ati ẹranko.Yato si C, H, O, N, P ati Co, aD-ribose conjugate ti 5,6-dimethe-rbenzimidazole jẹ apakan ti eto rẹ.AR Todd et al.fi agbekalẹ igbekalẹ naa siwaju, eyiti a pe ni cyanocobalamin nitori pe cyano jẹ ipoidojuko lori koluboti.Gbigba ti o pọju ni ojutu olomi jẹ 278,361,548 nm.Ni ọdun 1948, E.L. Rickes ti Amẹrika ati EL.Smith ti United Kingdom yọ awọn kirisita ni ominira lati ẹdọ.Lati igbanna, nkan yii tun ti gba lati inu actinomycete kan (StrePtomyces griseum).
Cyanocobalamin tun jẹ ifosiwewe idagba ti awọn ẹlẹdẹ ati awọn oromodie, ati pe o jẹ nkan kanna gẹgẹbi ifosiwewe amuaradagba ẹranko ti o ṣe pataki fun gige ẹyin.Vitamin B12, ti a fi fun awọn alaisan ti o ni awọn aarun buburu ni 150 micrograms, le mu awọn sẹẹli ẹjẹ pupa pọ si nipa awọn akoko 2, ati 3-6 micrograms tun le ṣe awọn ipa.Ni vivo, o jẹ gbigbe ninu ẹjẹ ni irisi apapo pẹlu amuaradagba trans-cobalamin (amuaradagba a-globular), ati pe o wa ni irisi coenzyme ni ọpọlọpọ awọn ara.Paapọ pẹlu folic acid, o ni ipa ninu iṣelọpọ ti gbigbe methyl ati iran methyl lọwọ.Ki o si di awọn ibaraẹnisọrọ ifosiwewe ti purine, pyrimidine ati awọn miiran biosynthesis. -
TPU fun alemora bata,
Awọn abuda rẹ jẹ: 1. Ko si yellowing;2. Gidigidi sare crystallization;3. Iwọn otutu ti o ga julọ.Awọn ọja jara yii ni ifaramọ ti o dara ati resistance ooru si PVC, PU, roba, TPR, Eva, ọra, alawọ ati awọn sobsitireti miiran.Adhesion ti o dara julọ ati iwọn otutu ti o ga julọ le ṣee ṣe laisi lilo oluranlowo imularada.Nitori ti awọn oniwe-ti kii-ofeefee abuda, o jẹ paapa dara fun imora orisirisi funfun bata bata.LY jara polyurethane alemora jẹ ẹya-meji kan ... -
Butyl roba olooru
Rubber ti a gba pada Butyl jẹ ti ẹya pataki ti rọba ti a gba pada.Pẹlu diẹ ẹ sii ju awọn tubes inu butyl 900 bi awọn ohun elo aise, o jẹ atunṣe nipasẹ isọpọ mesh 80 lẹhin isọkuro nipasẹ ilana jijẹ ti ilọsiwaju julọ.O ni awọn abuda ti agbara ti o dara, didara to gaju, wiwọ afẹfẹ ti o lagbara ati rirọ ọwọ ọlọrọ.O le ṣee lo nikan lati ṣe awọn ọja roba butyl gẹgẹbi awọn tubes inu butyl kekere, awọn capsules butyl, awọn ila edidi butyl, bbl O tun le ṣee lo papọ... -
kẹmika ti n fọ apo itọ
Orukọ ọja: omi onisuga CAS: 144-55-8 Nọmba EINECS 205-633-8 Ipele ọja: Iwọn ounje Iwọn patiku: 200 (mesh) Ṣe imuse boṣewa didara: GB/t1606-2008 Orukọ: sodium bicarbonate (soda yanyan) Iru: 25kg Awọn kemikali ti o lewu: ko si Akoonu: 99% Sodium bicarbonate, ilana kemikali NaHCO3, ti a mọ nigbagbogbo bi omi onisuga.Crystal itanran funfun, solubility rẹ ninu omi jẹ kere ju ti iṣuu soda kaboneti.O tun jẹ kemikali ile-iṣẹ.Awọn ri to bẹrẹ lati decompose maa lati dagba soda ca ... -
PPO/PPE
Ohun elo ti awọn granules PPO 1: Fun iṣelọpọ ti idabobo awọn ẹya ara sooro ooru kere si awọn ẹya gbigbe sooro awọn ẹya gbigbe ati awọn paati itanna ti iṣoogun 2: O le ṣee lo ni awọn iwọn otutu ti o ga julọ, awọn abẹfẹlẹ, awọn falifu ati awọn ẹya miiran le paarọ rẹ nipa lilo irin alagbara, irin 3 : Le gbe awọn skru, fasteners ati awọn asopọ ti Awọn ohun-ini Ọja * Iwontunws.funfun ti awọn ohun-ini * Nrakò * Agbara ipa * Iṣẹ itanna to dara * Iduro ina ti o dara * Kemika ... -
chloroprene roba CR121
Neoprene, tun mọ bi roba chloroprene ati Xinping roba.Roba sintetiki ti a ṣe nipasẹ α-polymerization ti chloroprene (2- chloro -1,3- butadiene) jẹ lilo pupọ ni awọn ọja oju ojo, awọn soles viscose, awọn aṣọ ati awọn epo rocket.Flake tabi bulọki pẹlu funfun wara, alagara tabi irisi brown ina jẹ elastomer ti a ṣe nipasẹ alfa polymerization ti chloroprene (ie 2- chloro -1,3- butadiene) gẹgẹbi ohun elo aise akọkọ.Paramita solubility ti awọn iroyin roba chloroprene fun δ = 9.2 ~ 9.... -
chloroprene rubbere CR232
Neoprene, tun mọ bi roba chloroprene ati Xinping roba.Roba sintetiki ti a ṣe nipasẹ α-polymerization ti chloroprene (2- chloro -1,3- butadiene) jẹ lilo pupọ ni awọn ọja oju ojo, awọn soles viscose, awọn aṣọ ati awọn epo rocket.Flake tabi bulọki pẹlu funfun wara, alagara tabi irisi brown ina jẹ elastomer ti a ṣe nipasẹ alfa polymerization ti chloroprene (ie 2- chloro -1,3- butadiene) gẹgẹbi ohun elo aise akọkọ.Paramita solubility ti awọn iroyin roba chloroprene fun δ = 9.2 ~ 9....
