O le Hydroxypropyl Methylcellulose (HPMC, Hydroxypropyl Methylcellulose) o se semi-synthetic, inert, non-toxic cellulose derivative lea e masani ona faʻaaogaina i fausaga fausaga, aemaise lava vali latex. O le faʻaopoopoga o le HPMC e le gata ina faʻaleleia ai le mautu, rheology ma brushability o latex vali, bu...
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