Aloha ʻoe, ʻo ia ka mea hana kemika cleanwat mai Kina, a ʻo kā mākou mea nui e pili ana i ka decolorization sege. E ʻae mai iaʻu e hoʻolauna i kekahi o kā mākou ʻoihana huahana-DADMAC. ʻO DADMAC kahi maʻemaʻe kiʻekiʻe, aggregated, quaternary ammonium paʻakai a me ke kiʻekiʻe kiʻekiʻe cationic monomer. He kala kona helehelena...
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