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GPO-3 (UPGM203) iko iko polyester na-enweghị mpempe akwụkwọ
Mpempe akwụkwọ GPO-3 (nke a na-akpọ GPO3, UPGM203, DF370a) nwere mmanya nke alkali -Feed na-adịghị mma, ma methated n'okpuru okpomoku poly na oke nrụgide dị elu na ebu. O nwere ezigbo mma, ike di elu, ezigbo ihe di nma, ihe ngosi diterectric, ezigbo ihe ngosi di nkpa ichikota iguzogide na nguzogide. Ọ bụ ya na asambodo UL ma gafere ule nke iru na Rohs, wdg.