1. Yintoni eyona nto isetyenziswayo ye-hydroxypropyl methylcellulose (HPMC)? Impendulo: I-HPMC isetyenziswa kakhulu kwizinto zokwakha, iingubo, iireyini zokwenziwa, iiseramikhi, amayeza, ukutya, amalaphu, ezolimo, izithambiso, icuba kunye namanye amashishini. I-HPMC inokohlulwa ibe kwibakala lokwakha, ukutya g...
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