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1. Uhlobo oluyisisekelo lwe-HPMC Hypromellose, igama lesiNgisi elithi hydroxypropyl methylcellulose, elibizwa nangokuthi i-HPMC. Ifomula yayo yama-molecule yi-C8H15O8-(C10Hl8O6)n-C8Hl5O8, kanti isisindo sama-molecule singaba ngu-86,000. Lo mkhiqizo uyinto eyenziwe kancane, eyingxenye yeqembu le-methyl kanye nengxenye ye-polyhydrox...Funda kabanzi»
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I-Hydroxypropyl methyl cellulose, efingqiwe ngokuthi i-cellulose [HPMC], yenziwe nge-cotton cellulose emsulwa kakhulu njengezinto zokusetshenziswa, futhi ilungiswa nge-etherification ekhethekile ngaphansi kwezimo ze-alkaline. Yonke inqubo iqedwa ngaphansi kokuqapha okuzenzakalelayo futhi ayinazo izithako ezisebenzayo ezifana...Funda kabanzi»
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1 Isingeniso I-China ibilokhu ikhuthaza udoti oxutshwe ngomumo iminyaka engaphezu kwengu-20. Ikakhulukazi eminyakeni yamuva nje, iminyango kahulumeni kazwelonke efanele ibeke ukubaluleka ekuthuthukisweni kodoti oxutshwe ngomumo futhi ikhiphe izinqubomgomo ezikhuthazayo. Njengamanje, kunezifundazwe ezingaphezu kwe-10...Funda kabanzi»