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1. Ụdị HPMC Hypromellose bụ isi, aha Bekee bụ hydroxypropyl methylcellulose, nke a na-akpọ HPMC. Usoro molekul ya bụ C8H15O8-(C10Hl8O6)n-C8Hl5O8, ịdị arọ molekul dịkwa ihe dịka 86,000. Ngwaahịa a bụ ihe e ji ihe ndị e ji ihe ndị e ji ihe ndị dị n'ime ya mee, nke bụ akụkụ nke otu methyl na akụkụ nke polyhydrox...GỤKWUO»
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A na-eji owu dị ọcha eme Hydroxypropyl methyl cellulose, nke a na-akpọ cellulose [HPMC], ma e ji owu dị ọcha mee ya, a na-akwadebekwa ya site na etherification pụrụ iche n'okpuru ọnọdụ alkaline. A na-emecha usoro ahụ dum n'okpuru nlekota akpaaka ma enweghị ihe ọ bụla dị mkpa dịka...GỤKWUO»
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1 Okwu Mmalite China anọwo na-akwalite ngwa agha agwakọtara agwakọta ihe karịrị afọ 20. Karịsịa n'afọ ndị na-adịbeghị anya, ngalaba gọọmentị mba dị mkpa etinyela mkpa n'ịmepụta ngwa agha agwakọtara agwakọta ma wepụta amụma ndị na-agba ume. Ugbu a, e nwere ihe karịrị mpaghara iri na...GỤKWUO»