Iindaba zeShishini
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Yintoni elungileyo kwi-3-O-Ethyl-L-ascorbic acid
I-3-O-Ethyl-L-ascorbic acid ineempawu ezimbini zeoyile e-hydrophilic kwaye izinzile kakhulu ngokweekhemikhali. I-3-O-Ethyl-L-ascorbic acid, inombolo ye-cas 86404-04-8, ineempawu ze-oleophilic kunye ne-hydrophilic njenge-derivative ye-vitamin C, eyandisa ububanzi bayo bokusetyenziswa, ngakumbi kwi-chemistry yemihla ngemihla...Funda ngokugqithisileyo -
Yintoni iGlycyrrhizic Acid Ammonium Salt
Ityuwa ye-ammonium ye-Glycyrrhizic acid, ikristale yenaliti emhlophe okanye umgubo wekristale, inobumnandi obunamandla, imnandi ngokuphindwe ka-50 ukuya kwi-100 kune-sucrose. Iqondo lokunyibilika yi-208 ~ 212℃. Inyibilika kwi-ammonia, ayinyibiliki kwi-glacial acetic acid. Ityuwa ye-ammonium ye-Glycyrrhizic acid inobumnandi obunamandla kwaye iphantse ibe ngama-200...Funda ngokugqithisileyo -
Yintoni esetyenziselwa i-polyethylenimine
I-Polyethylenimine (PEI) yi-polymer enyibilikayo emanzini. Uxinzelelo emanzini kwiimveliso zorhwebo ludla ngokuba yi-20% ukuya kwi-50%. I-PEI yenziwe i-polymer kwi-ethylene imide monomer. Yi-polymer ye-cationic edla ngokubonakala njengolwelo olungenambala ukuya kolutyheli okanye oluqinileyo olunobunzima obahlukeneyo be-molecular...Funda ngokugqithisileyo -
Yintoni i-o-Cymen-5-ol
I-O-Cymen-5-OL (IPMP) sisithinteli sokubola esisetyenziswa kwizithambiso nakwimveliso zobuhle ukuthintela iintsholongwane eziyingozi ukuba zingaphindaphindeki, ngaloo ndlela sandise ubomi bemveliso. Lilungu losapho lwe-IsopropyI Cresols kwaye ekuqaleni yayiyikristale yokwenziwa. Ngokophando, 0...Funda ngokugqithisileyo -
Yintoni esetyenziselwa i-calcium pyrophosphate
Sifanele sihlambe amazinyo yonke imihla, emva koko sisebenzise i-toothpaste, i-toothpaste yinto efunekayo imihla ngemihla ekufuneka isetyenziswe yonke imihla, ngoko ke ukukhetha i-toothpaste efanelekileyo kubalulekile. Kukho iintlobo ezininzi ze-toothpaste ezithengiswayo ezinemisebenzi eyahlukeneyo, efana nokwenza mhlophe, ukuqinisa amazinyo kunye nokuphucula...Funda ngokugqithisileyo -
Ngaba i-polyvinylpyrrolidone iyingozi
I-Polyvinylpyrrolidone (PVP) ，inombolo ye-cas 9003-39-8，i-pvp yi-polymer engeyiyo i-ionic eyikhemikhali egqwesileyo, efundwe kakhulu kwaye efundwa kakhulu phakathi kwee-polymers ze-N-vinyl amide. Iphuhliswe yaba ziindidi ezingezizo i-ionic, i-cationic, i-anion 3, i-industrial grade, i-pharmaceutical grade, i-food gra...Funda ngokugqithisileyo -
Yintoni esetyenziselwa iPolyvinylpyrrolidone
Yintoni iPolyvinylpyrrolidone (PVP)? IPolyvinylpyrrolidone, efinyeziweyo njengePVP. Isetyenziswa njenge-adjuvant, isongezo, kunye ne-excipient kwiinkalo ezininzi ezifana neyeza, ilaphu, iikhemikhali, iziselo, kunye neekhemikhali zemihla ngemihla. Ngokweemfuno zemveliso, iPVP inokwahlulwa ibe ziintlobo ezine: industrial ...Funda ngokugqithisileyo -
Ngaba Uyazi i-4-ISOPROPYL-3-METHYLPHENOL?
I-4-ISOPROPYL-3-METHYLPHENOL, efinyeziweyo njenge-IPMP, ikwabizwa ngokuba yi-o-Cymen-5 ol/3-Methyl-4-isopropyrphenol. Ifomula yemolekyuli yi-C10H14O, ubunzima bemolekyuli yi-150.22, kwaye inombolo ye-CAS yi-3228-02-2. I-IPMP yikristale emhlophe enganyibilikiyo emanzini kwaye inyibilikayo kwi-organic solvents. Ine...Funda ngokugqithisileyo -
Ngaba i-polyglyceryl-4 laurate ikhuselekile kulusu?
Abathengi abaninzi babona ukuba ezinye izinto zokuthambisa ziqulethe "i-polyglyceryl-4 laurate" le nto yekhemikhali, abazi ukuba isebenza njani kwaye iyasebenza na le nto, bafuna ukwazi ukuba ingaba imveliso equlethe i-polyglyceryl-4 laurate ilungile na. Kweli phepha, umsebenzi kunye nesiphumo se-polyglyceryl-4 ...Funda ngokugqithisileyo -
Yintoni esetyenziselwa i-oleamidopropyl dimethylamine
I-N-[3-(dimethylamino)propyl]oleamide yikhemikhali eqhelekileyo esetyenziswa kwiindawo ezahlukeneyo zokusebenza. I-Oleamidopropyl dimethylamine yikhompawundi yendalo ethathwe kwioyile yekhokhonathi kwaye inemisebenzi eyahlukeneyo kunye nokusetyenziswa kwayo. I-N-[3-(dimethylamino)propyl]oleamide sisikhombisi esiphakathi sokuveliswa kwe-amine...Funda ngokugqithisileyo -
Yintoni esetyenziselwa i-glyoxylic acid
I-Glyoxylic acid ene-CAS 298-12-4, ekwaziwa ngokuba yi-glycolic acid okanye i-butyric acid, yi-organic acid eqhelekileyo. Luhlobo lolwelo. Ifomula yayo yekhemikhali yi-C2H2O3. Ineenkcukacha ezahlukeneyo eziquka i-1% ye-oxalic acid，1% ye-Glyoxal; i-1% ye-oxalic acid，0.5% ye-Glyoxal; i-0.5% ye-oxalic acid, ayikho i-Glyoxal. I-Glyoxyl...Funda ngokugqithisileyo -
Yintoni esetyenziselwa i-hydroxypropyl beta-cyclodextrin
I-Hydroxypropyl beta-cyclodextrin, ekwaziwa ngokuba yi-(2-hydroxypropyl) -β-cyclodextrin, yi-atom ye-hydrogen kumaqela e-2-, 3-, kunye ne-6-hydroxyl e-glucose residues kwi-β-cyclodextrin (β-CD) ethathelwa indawo yi-hydroxypropyl ibe yi-hydroxypropoxy. I-HP-β-CD ayinayo kuphela impembelelo entle kakhulu kwii-co...Funda ngokugqithisileyo