Optical brightener inobata UV mwenje uye inoburitsa simba iri munzvimbo inooneka seblue violet mwenje, nokudaro ichigadzira chena mhedzisiro mumapolima.Saka inogona kushandiswa zvakanyanya muPVC, PP, PE, EVA, engineering mapurasitiki uye mamwe mapurasitiki egiredhi epamusoro.