Guriga> Alaabta> Taxanaha Khamriga> Nadiifinta sareeysa ee Absolute ethanol Solvent 99.9%
Nadiifinta sareeysa ee Absolute ethanol Solvent 99.9%
Nadiifinta sareeysa ee Absolute ethanol Solvent 99.9%
Nadiifinta sareeysa ee Absolute ethanol Solvent 99.9%

Nadiifinta sareeysa ee Absolute ethanol Solvent 99.9%

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Nooca Bixinta:L/C,T/T
Madadaalo:FOB,CFR,CIF,EXW
Min. Dalbo:1 Ton
Gaadiidka:Ocean,Land,Air,Express
Sifooyinka Badeecada

BrandJinzheng

Baakado & Gaarsiin
Iibinta Cutubyada : Ton

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Tafaasiisha Sheyga

Absolute ethanol (99.9% daahirnimo) - Ethanol aadka u qalalan ee shaybaadhka muhiimka ah iyo codsiyada warshadaha

Gaar ahaan: 160kg / durbaan
ethanol Absolute, oo sidoo kale loo yaqaano anhydrous ethanol, alkohol ethyl absolute, ama aalkolada fuuqbaxay, waa dareere aan midab lahayn, kacsan, aad u ololaya oo leh ur wacan iyo dhadhan fiiqan. Badeecadeena nadiifka ah ee aadka u sarreeya waxay gaartaa 99.9% ethanol content leh wasakhowga biyaha ugu yar (sida caadiga ah ≤0.1%), taasoo ka dhigan heerka ugu sarreeya ee ethanol ganacsi ahaan la heli karo ee isku dhafka kiimikada qoyaan-xasaasi ah, soo saarista dawooyinka, qalabaynta falanqaynta, iyo hababka warshadaha gaarka ah.
Sida qaabka anhydrous ee khamriga aasaasiga ah ee ugu fudud, ethanol absolute wuxuu leeyahay fal-celin kiimiko oo gaar ah iyo sifooyin dareere ah oo ka sooca heerarka ethanol-biyoodka caadiga ah. Maqnaanshaha-dhammaystirka ee biyuhu waxay baabi'inaysaa falcelinta dhinaca hydrolysis, waxay awood u yeelataa samaynta alkoxides iyo dhexdhexaadiyeyaasha kale ee qoyaanka xasaasiga ah, waxayna hubisaa inay la jaanqaadaan cusbada aan noolaha lahayn ee anhydrous iyo reagents organometallic. Heerka nadiifka sare wuxuu bixiyaa waxqabad joogto ah, dib loo soo saari karo oo loogu talagalay codsiyada synthetic iyo falanqaynta muhiimka ah halkaasoo qoyaanka raadku wax u dhimi karo natiijooyinka.
Warshadaha dawooyinka iyo tignoolajiyada bayoolajiga waxay matalaan waaxyo arji oo waaweyn, halkaas oo ethanol dhammaystiran uu u adeego sida dareeraha lagama maarmaanka u ah samaynta daawooyinka waalidnimada, soosaarka tallaalka, iyo soo saarista maaddooyinka dawooyinka firfircoon. Darajada anhydrous-ku waxay hubisaa xasilloonida alaabta, waxay ka hortagtaa xaalufka hydrolytic ee xeryahooda xasaasiga ah, waxayna buuxisaa shuruudaha adag ee farmashiyaha ee loogu talagalay diyaarinta la isku duro iyo indhaha. Xaruntu waxay sidoo kale u shaqeysaa sidii jeermis-dile iyo jeermiska jeermiska dila ee uruurinta halkaasoo ay tahay in si adag loo xakameeyo waxa ku jira biyaha.
Kiimikada falanqaynta iyo shaybaarrada cilmi-baarista, 99.90% ethanol wuxuu u adeegaa sidii dareere muhiim ah oo loogu talagalay chromatography dareeraha waxqabadka sare leh (HPLC), gaaska chromatography (GC), spectrophotometry, iyo resonance magnetic nuclear (NMR) spectroscopy. Biyaha ku jira aadka u hooseeya iyo wasakhda ugu yar ee UV-nuugta waxay xaqiijiyaan xasilloonida aasaasiga ah, waqtiyada sii haynta dib loo soo saari karo, iyo falanqayn tiro sax ah. Goynta mawjada hoose ee UV (qiyaastii 210 nm) waxay taageertaa hababka ogaanshaha xasaasiga ah.
Codsiyada dheeriga ah waxaa ka mid ah isticmaalka dareeraha soo saarista alaabta dabiiciga ah, wakiilka fuuq-baxa ee shaybaarada noolaha, dhexdhexaadiyaha falcelinta ee kimistariga Grignard iyo organolithium, iyo quudin loogu talagalay soo saarista ethanol-ka-soo-saarka esters iyo ethers. Xarunta ayaa sidoo kale u adeegta soo saarista elektiroonigga nadiifinta saxda ah iyo sidii shidaal lagu daro tartanka iyo codsiyada gaarka ah.
99.9% ethanol saafi ah oo saafi ah wuxuu la kulmaa heerka ACS reagent-ka adag, heerka HPLC, iyo qeexida heerka-farmasiga ee nuxurka biyaha aadka u hooseeya (Karl Fischer), methanol ugu yar iyo wasakhowga isopropanol, aysidhka la xakameeyey, iyo haraaga aan kacsanayn ee aan muuqan. Nadiifintan gaarka ah waxay hubisaa waxqabadka la isku halayn karo ee soosaarayaasha dawooyinka, farmashiyeyaasha falanqaynta, saynisyahano cilmi baaris ah, iyo soosaarayaasha kiimikaad ee khaaska ah ee u baahan ethanol heerka ugu sarreeya ee codsiyada muhiimka ah.
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Shirkaddayadu waxay si qoto dheer ugu hawlan tahay warshadaha kiimikada waxayna inta badan wax ka qabataa noocyo kala duwan oo alaabta ceeriin kiimikaad ah sida surfactants, kiimikooyinka ganaaxa ee saliidda, alaabta ceeriin ee aasaasiga ah, dareerayaasha organic, dhexdhexaadinta dawooyinka iyo sunta cayayaanka, wakiilada daaweynta biyaha, iyo cuntada lagu daro. Alaabooyinkeeda ayaa si weyn looga isticmaalaa warshado kala duwan.
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