Izindaba Zemboni
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Iyini i-benzophenone-4 esetshenziselwa ukunakekelwa kwesikhumba
Manje abantu banezinketho eziningi ekunakekelweni kwesikhumba, izithako zokuvikela ilanga zingaphezu kwezinhlobo eziyi-10, kodwa eminye imikhiqizo yokunakekelwa kwesikhumba ibonakala sengathi ukunakekelwa kwesikhumba empeleni kuzolimaza isikhumba sethu. Ngakho-ke sikhetha kanjani imikhiqizo yokunakekelwa kwesikhumba efanele yesikhumba sethu? Ake sikhulume nge-benzophenone-4, ebalulekile ...Funda kabanzi -
Iyini i-PCA Na
Ngokuthuthuka kwesayensi nobuchwepheshe besimanje kanye nokuthuthukiswa kwezinga lokuphila kwabantu, kubonakala sengathi izidingo zempahla eluhlaza yezimonyo ziya ngokuya zikhula, futhi izimonyo eziqukethe izithako zemvelo ziya ngokuya zithandwa yiwo wonke umuntu. Tod...Funda kabanzi -
Ilungele ini i-3-O-Ethyl-L-ascorbic acid
I-3-O-Ethyl-L-ascorbic acid inezimfanelo ezimbili zamafutha we-hydrophilic futhi izinzile ngokwedlulele ngokwamakhemikhali. I-3-O-Ethyl-L-ascorbic acid, inombolo ye-cas 86404-04-8, inendawo ye-oleophilic ne-hydrophilic njenge-derivative ye-vitamin C, eyandisa ububanzi bayo bokusebenza, ikakhulukazi kumakhemikhali wansuku zonke ...Funda kabanzi -
Iyini i-Glycyrrhizic Acid Ammonium Salt
I-Glycyrrhizic acid ammonium salt, ikristalu yenaliti emhlophe noma i-crystalline powder, inobumnandi obuqinile, obuphindwe izikhathi ezingu-50 kuya kweziyi-100 njengobumnandi be-sucrose. Iphoyinti lokuncibilika 208 ~ 212 ℃. Incibilika ku-ammonia, ayincibiliki ku-glacial acetic acid. I-Glycyrrhizic acid ammonium salt inobumnandi obuqinile futhi iphindwe izikhathi ezingama-200 ...Funda kabanzi -
Iyini i-polyethylenimine esetshenziselwa?
I-Polyethylenimine(PEI) iyi-polymer encibilika emanzini. Ukugxila emanzini emikhiqizo yokuhweba kuvame ukuba ngu-20% kuya ku-50%. I-PEI yenziwe i-polymerized kusuka ku-ethylene imide monomer. I-polymer ye-cationic evame ukubonakala njengoketshezi olungenambala ukuya kokuphuzi noma oluqinile olunesisindo samangqamuzana...Funda kabanzi -
Iyini i-o-Cymen-5-ol
I-O-Cymen-5-OL (IPMP) iyisilondolozi se-antifungal esisetshenziswa kuzimonyo nemikhiqizo yobuhle ukuvimbela ama-microorganisms ayingozi ukuthi angaphindaphindeki, ngaleyo ndlela andise impilo yeshalofu yemikhiqizo. Iyilungu lomndeni wakwa-IsopropyI Cresols futhi ekuqaleni yayiyikristalu yokwenziwa. Ngokocwaningo, i-0...Funda kabanzi -
Isetshenziselwa ini i-calcium pyrophosphate
Sidinga ukuxubha amazinyo nsuku zonke, khona-ke kudingeka sisebenzise umuthi wokuxubha, umuthi wokuxubha uyisidingo sansuku zonke okufanele sisetshenziswe nsuku zonke, ngakho-ke kubalulekile ukukhetha umuthi ofanele wokuxubha amazinyo. Kunezinhlobo eziningi zokuxubha amazinyo emakethe ezinemisebenzi ehlukene, njengokwenza mhlophe, ukuqinisa amazinyo kanye ne-pr...Funda kabanzi -
Isetshenziselwa ini i-2-hydroxyethyl methacrylate
I-2-hydroxyethyl methacrylate (HEMA) i-organic polymerization monomer eyakhiwe ukusabela kwe-ethylene oxide (EO) ne-methacrylic acid (MMA), equkethe amaqembu asebenza kabili ngaphakathi kwe-molecule. IHydroxyethyl methacrylate iwuhlobo loketshezi olungenambala, olusobala, futhi olugeleza kalula. Isixazululo...Funda kabanzi -
Ingabe i-polyvinylpyrrolidone iyingozi
I-Polyvinylpyrrolidone (PVP) , inombolo ye-cas 9003-39-8, i-pvp iyi-polymer engeyona i-ionic eyikhemikhali enhle ehluke kakhulu, efundwe kahle kakhulu futhi efundwe kabanzi phakathi kwama-N-vinyl amide polymers. Ithuthuke yaba izigaba ezingezona i-ionic, i-cationic, i-anion 3, ibanga lezimboni, ibanga lezemithi, igrafu yokudla...Funda kabanzi -
Isetshenziselwani i-Polyvinylpyrrolidone?
Iyini i-Polyvinylpyrrolidone (PVP)? I-Polyvinylpyrrolidone, efushanisiwe njenge-PVP. I-Polyvinylpyrrolidone (PVP) iyinhlanganisela ye-polymer engeyona ionic ekhiqizwa yi-polymerization ye-N-vinylpyrrolidone (NVP) ngaphansi kwezimo ezithile. Isetshenziswa njenge-adjuvant, additive, kanye ne-excipient emikhakheni eminingi efana ...Funda kabanzi -
Ingabe Uyazi i-4-ISOPROPYL-3-METHYLPHENOL?
I-4-ISOPROPYL-3-METHYLPHENOL, efushanisiwe njenge-IPMP, ingaphinde ibizwe ngokuthi o-Cymen-5 ol/3-Methyl-4-isopropyrphenol. Ifomula yamangqamuzana ithi C10H14O, isisindo samangqamuzana si-150.22, futhi inombolo ye-CAS ngu-3228-02-2. I-IPMP iyikristalu emhlophe engancibiliki emanzini futhi encibilika kuzincibilikisi zemvelo. Kunjalo...Funda kabanzi -
Ingabe i-polyglyceryl-4 laurate iphephile esikhumbeni
Abathengi abaningi babona ukuthi ezinye izimonyo ziqukethe “i-polyglyceryl-4 laurate” le khemikhali, abazi ukusebenza kahle kanye nomphumela walesi sithako, bafuna ukwazi ukuthi umkhiqizo oqukethe i-polyglyceryl-4 laurate muhle yini. Kuleli phepha, umsebenzi kanye nomphumela we-polyglyceryl-4 ...Funda kabanzi