Hydroxypropyl methyl cellulose (HPMC) ti wa ni ṣe lati pulverized refaini owu, alkalized pẹlu soda hydroxide (omi soda caustic soda) ojutu, etherified pẹlu methyl kiloraidi ati propylene oxide, ki o si neutralized, gba lẹhin sisẹ, gbigbe, crushing ati sieving.Awọn pato han...
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