Rhodamine B Extra 540%, inozivikanwawo Rhodamine 540%, basic violet 14,Rhodamine B Extra 500%, Rhodamine B, inonyanya kushandisa Rhodamine B yefluorescence, kana dhayi dzezvinonhuwira. Uyewo kudhaya mapepa, buda ruvara rwepingi rwakajeka. Iyo inonyanya kufarirwa muVietnam, Taiwan, Malaysia, Mashura mapepa dhayi.