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Hydroxypropyl Methyl Cellulose （HPMC ）
CAS: 9004-65-3
He ʻano ʻano cellulose non-ionic i hui ʻia eter.He semisynthetic, inactive, viscoelastic polymer i hoʻohana mau ʻia ma ke ʻano he lubricant i ka ophthalmology, a i ʻole he excipient a i ʻole kaʻa i nā lāʻau lapaʻau waha.
