CR90631 bụ aliphatic polyurethane diacrylate. Ọ nwere njirimara nke obere okpomọkụntọhapụ, ngwa ngwa na-agwọta ọsọ ọsọ, ezigbo nkwụsị na-acha odo odo, ịdị mma siri ike na isi ísì dị ala; A na-ejikarị ya n'ọhịa nke ntu UV.
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