Rose bengal strips.
I prepared rose bengal biological stain from its powder base to a 1% concentration. It was then impregnated into filter paper and allowed to air dry. The filter paper strips were sterilized and stored for individual use.
D005128:Eye Diseases / Q000175:diagnosis*; D006801:Humans; D012395:Rose Bengal; D012996:Solutions
D012996:Solutions; D012395:Rose Bengal