1. Iyini inhloso enkulu ye-hydroxypropyl methyl cellulose (HPMC)?I-HPMC isetshenziswa kabanzi ezintweni zokwakha, ezinengilazi, izinsalela zokwenziwa, izitsha zobumba, imithi, ukudla, izindwangu, ezolimo, izimonyo, ugwayi nezinye izimboni.I-HPMC ingahlukaniswa ngebanga lokwakha, ibanga lokudla futhi mina...
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