β-Cyclodextrin (β-CD) CAS 7585-39-9 Assay 98.0% ~ 102.0% Factory

Takamaiman juyawa
Ɗauki wannan samfurin, auna shi daidai, ƙara ruwa don narkar da shi da yawa a cikin wani bayani mai dauke da kimanin 10 MG a kowace 1 ml, kuma ƙayyade shi bisa ga doka (General law 0621), takamaiman juyawa shine 159 ° zuwa 164 °.
ganewar asali daban-daban
Ɗauki kimanin 0.2g na wannan samfurin, ƙara 2ml na maganin Iodine gwajin, zafi shi a cikin wanka na ruwa don narkar da shi, kuma bar shi ya yi sanyi don samar da hazo mai launin rawaya-kasa.
A cikin chromatogram da aka rubuta a ƙarƙashin abin ƙaddamar da abun ciki, lokacin riƙewa na babban kololuwar maganin gwajin ya kamata ya kasance daidai da lokacin riƙewa na babban kololuwar maganin sarrafawa.6
Bakan shayarwar infrared na wannan samfurin yakamata ya yi daidai da na samfurin tunani (Gaba ɗaya doka 0402).
Ciwon ƙazanta
Ɗauki wannan samfurin game da 1 g, ma'auni madaidaici, ƙara ruwa 100ml don narkewa, bisa ga ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙa'idodin UV, ɗaukar nauyi a cikin kewayon 230 ~ 350nm bai kamata ya wuce 0.10 ba, ɗaukar hoto a cikin kewayon raƙuman ruwa. na 350 ~ 750nm kada ya wuce 0.05.
pH
Ɗauki 0.20g na wannan samfurin, ƙara 20ml na ruwa don narke, ƙara 0.2ml na cikakken bayani na potassium chloride, kuma ƙayyade bisa ga doka (General 0631), ƙimar pH ya zama 5.0 ~ 8.0.
Tsaftace da launi na bayani
Ɗauki wannan samfurin 0. 50g, ƙara 50ml na ruwa don narke, duba bisa ga doka (General law 0901 da general law 0902), maganin ya kamata ya kasance a fili kuma marar launi;Idan akwai turbidity, kwatanta tare da No. 2 Turbidity misali bayani (General law 0902, farko hanya), ba mafi mayar da hankali.
Chloride
Ɗauki wannan samfurin 0.39G, an bincika bisa ga doka (Gabaɗaya doka 0801), kuma daidaitaccen maganin sodium chloride 7.0ml bai kamata ya fi mai da hankali fiye da maganin sarrafawa (0.018%) ba.
Rage sukari
Sai ki dauko wannan samfurin 1.0 g, auna ma'auni daidai, a zuba ruwa 25ml don narke, sai a zuba sinadarin alkaline copper tartrate test 40tnl, sai a tafasa a hankali na tsawon mintuna 3, sai a sanya a dakin da zafin jiki dare, sai a tace da mazugi na narkewa a tsaye 4#, sai a wanke ruwan da ruwan dumi. har sai maganin wankin ya kasance tsaka tsaki.An zubar da tacewa da maganin wankewa, yayin da zafi tare da maganin titration na potassium permanganate (0.0M ol/L).Dangane da busasshen samfurin, yawan amfanin potassium permanganate titrant (0.02 Mol/l) a kowace L g bai kamata ya wuce 3.2ml (1.0%) ba.
Cyclohexane
Ɗauki game da 0.2g na wannan samfurin, ma'auni madaidaici, a cikin kwalabe na sama, ƙara daidaitaccen bayani na ciki (ɗauka daidai adadin dichlorethylene, ƙara 20% dimethyl sulfoxide bayani don yin maganin da ke dauke da kimanin 0.04 a cikin kowane lm l, (Shirya) 10.0ml, a matsayin gwajin gwajin; Wani madaidaicin ma'aunin cyclohexane, da daidaitaccen bayani na ciki don yin kusan 1 l / l wanda ke ɗauke da cyclohexane 0.078mg na bayani, auna 10.0ml a cikin kwalban fanko a matsayin maganin sarrafawa. Ragowar tsallakewa (Janar Rule 0861), shafi na capillary tare da shafi na Chromatographic 200%; zazzabin intanet shine 250 ℃; kwalban kai daidaitaccen zafin jiki ya kasance 70 ℃ kuma lokacin daidaitawa ya kasance mintuna 20. Ɗauki maganin tunani a cikin sararin samaniya, matakin rabuwa tsakanin kololuwar kowane ɓangaren ya kamata ya kasance daidai da tanadi.Maganin gwajin gwaji da bayani na tunani ana allura bi da bi a cikin sararin kai, ana yin rikodin chromatogram, kuma ana ƙididdige mafi girman yanki bisa ga daidaitaccen tsarin ciki.
Asarar bushewa
Ɗauki wannan samfurin, bushe zuwa madaidaicin nauyi a 105 ℃, asarar nauyi ba zai wuce 14.0% ba (Gaba ɗaya mulki 0831).
Ragowar wuta
Za a ɗauki 1.0 g na wannan samfurin don dubawa bisa ga doka (Gaba ɗaya doka 0841), sauran ragowar ba za su wuce ba.
Karfe masu nauyi
Ragowar da aka bari a ƙarƙashin abin shan ragowar ƙonewa ba zai ƙunshi fiye da sassa 10 a kowace miliyan na ƙarfe mai nauyi ba lokacin da doka ta bincika (General Principles 0821, Law II).
Iyakar microbial
Za a ɗauki wannan samfurin kuma a duba shi bisa ga doka (Gaba ɗaya ƙa'idodin 1105 da 1106).Jimlar adadin ƙwayoyin cuta aerobic a kowace lg na samfurin gwajin ba za su wuce 100cfu ba, jimlar ƙira da yisti ba za su wuce 100cfu ba, E. Coli bai kamata a gano ba.
Ƙaddamar da abun ciki
An auna ta da babban aikin ruwa chromatography (General 0512).
Yanayi na chromatographic da dacewa da tsarin gwajin an yi amfani da gel silica mai haɗaɗɗen alkyl silane goma sha takwas azaman filler;An yi amfani da ruwa-methanol (85: 15) azaman lokaci na hannu;Kuma an yi ma'aunin tare da na'urar gano ma'auni daban-daban.Lambar ka'idar ba ta ƙasa da 1500 da aka ƙididdige shi azaman kololuwar betal cyclodextrin.
Hanyar ƙaddara: ɗauki kimanin 50mg na wannan samfurin, auna shi daidai, saka shi a cikin gilashin aunawa na 10ml, ƙara adadin ruwa mai dacewa don narkar da kuma tsarma zuwa sikelin, girgiza da kyau, kuma amfani da shi azaman maganin gwaji, 10/xl. an yi allurar a cikin chromatograph na ruwa daidai, kuma an rubuta chromatogram.An auna wani 50mg na abubuwan tunani na betaloc cyclodextrin daidai, kuma an yi amfani da wannan hanyar don ƙaddara.Dangane da daidaitattun hanyar waje don ƙididdige yanki mafi girma, wato.