Hydroxyethyl Cellulose (HEC) ma isi cellulose ethers (e pei o le hydroxypropyl methylcellulose (HPMC), methylcellulose (MC), hydroxypropyl cellulose (HPC) ma le carboxymethyl cellulose (CMC)) o polymers multifunctional lautele faʻaaogaina i alamanuia, fausiaina, vailaʻau, meaʻai ma aso uma. fale kemikolo...
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