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samfurori

Glycerol/CAS:56-81-5

Takaitaccen Bayani:

Sunan Samfuri: Glycerol

CAS: 56-81-5

Nau'i: ZA-Y

MF: C3H8O3

MW: 92.09

TSARI:


Cikakken Bayani game da Samfurin

Alamun Samfura

Bayani:

Glycerol wani barasa ne mara launi, mai kauri, mai tsafta, mai ɗanɗanon trihydric. Ana kuma kiransa glycerin ko glycerine, inda ake fifita kalmar glycerol a matsayin sinadari mai tsabta, kuma ana amfani da kalmar glycerin(e) galibi lokacin da ake amfani da sinadari a fannoni daban-daban na kasuwanci.

Bayani dalla-dalla:

Abu Ƙayyadewa
Wurin narkewa 20°C (haske)
Wurin tafasa 290°C
Yawan yawa 1.25 g/mL (lit.)
Yawan tururi 3.1 (idan aka kwatanta da iska)
Matsi na tururi <1 mm Hg (20 °C)
Ma'aunin haske n20/D 1.474(lita)
Fp 320°F
Zafin ajiya. A adana a tsakanin +5°C zuwa +30°C.
Narkewa H2O: 5 M a 20 °C, bayyananne, mara launi
Fom ɗin Ruwan ƙamshi mai kauri
Launi APHA: ≤10
Nisan PH 5.5-8

Amfani

Sifofin Glycerol sun sa ya zama da amfani ga aikace-aikace da yawa. Rukunin hydroxyl guda uku a cikin glycerol suna ba da damar haɗa hydrogen mai yawa wanda ke ba glycerol yanayinsa na musamman na syrupy viscous da yanayin hygroscopic. Kimanin kashi 40% na amfani da glycerol shine don samfuran kulawa na mutum kamar kayan kwalliya, sabulu, shamfu, man shafawa, wanke baki, da man goge baki. Sifofin hygroscopic na Glycerol sun sa ya zama mai kyau mai laushi a cikin kayayyakin fata. Wani kashi 25% na samarwa na glycerol a kowace shekara ana amfani da shi a cikin samar da abinci. A masana'antar abinci, ana amfani da glycerol azaman mai sanyaya jiki, azaman mai narkewa don canza launi da syrups, don hana lu'ulu'u na sukari a cikin alewa da icings, azaman mai kiyayewa, da azaman mai sanyaya rai. Kimanin kashi 10% na amfani da glycerol yana shiga cikin sarrafa taba, inda ake fesa shi akan ganyen taba kafin a yanka su don yin aiki azaman mai sanyaya rai. Glycerol yana da ƙarin fa'idar ba da ɗanɗano mai daɗi ga tabar da ake taunawa. Sauran kashi 25% na amfani da glycerol yana yaɗuwa tsakanin amfani da masana'antu daban-daban. Ana amfani da shi a cikin maganin tari da magungunan elixir. A masana'antu, ana samun glycerol a cikin man shafawa, masu tacewa, manne, masu hana daskarewa, resins, da kumfa mai hana ruwa shiga. A wani lokaci ana amfani da shi kusan kawai a cikin sifar nitrates ɗinsa a matsayin mai fashewa (duba Nitroglycerin), wanda a yau ya kai kusan kashi 3% na amfani da shi.

Glycerol wani sinadarin humectant ne da ake amfani da shi wajen sanya man shafawa. Yana ɗaure ruwa kuma yana iya jawo ruwa da kuma sha daga iska, don haka yana taimaka wa fata ta riƙe danshi. An yi nazari sosai kan glycerin saboda iyawarsa ta sanya ruwa. Dangane da bayanan da ake da su, an tabbatar da cewa glycerin yana da kyau wajen sanya man shafawa a fata. Akalla wani ɓangare na aikinsa yana da alaƙa da sauƙaƙe halayen enzymatic a cikin fata, wanda hakan ke haɓaka lalacewar corneocyte. Glycerol kuma yana inganta yaduwar man shafawa da man shafawa. Ruwa ne mai haske, mai kama da syrup wanda aka yi ta hanyar haɗa ruwa da mai ta hanyar sinadarai wanda yawanci ake samu daga man kayan lambu. Duk da cewa ba a nuna cewa glycerin yana haifar da rashin lafiyan ba, yana iya zama mai ban sha'awa kuma yana fusata membranes na mucous lokacin da aka yi amfani da shi a cikin mafita mai ƙarfi.

Ana amfani da Glycerol wajen shirya samfura da kuma samar da gel don electrophoresis na gel ɗin polyacrylamide. Glycerol (5-10%) yana ƙara yawan samfurin don samfurin ya yi layi a ƙasan rijiyar samfurin gel. Haka kuma ana amfani da Glycerol don taimakawa wajen yin jelar gel mai juyi da kuma a matsayin abin daidaita furotin da kuma abin adanawa.

A matsayin mai narkewa, mai humectant, mai plasticizer, mai ƙamshi, mai zaki, a cikin kera nitroglycerol (dynamite), kayan kwalliya, sabulun ruwa, giya, kayan ƙanshi, baƙaƙen tawada, bugu da kwafi, mai shafawa, manne mai laushi, simintin gubar oxide; don kiyaye yadudduka masu laushi; don kiyaye bugawa akan auduga; don bugawa, hectographs; don kiyaye sanyi daga gilashin gilashi; azaman maganin daskarewa a cikin motoci, mitar iskar gas da jacks na hydraulic, a cikin ruwan sha mai girgiza. A cikin abubuwan gina jiki na fermentation a cikin samar da maganin rigakafi. Taimakon magunguna (mai humectant; mai narkewa, abin hawa). Leffingwell da Lesser (op. cit.) suna ba da amfani 1583 daban-daban.

 

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Ajiyewa da adanawa

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