Description_x000D_ General description_x000D_ Sulforhodamine 101 is a red fluorescent dye. It is water-soluble, amphoteric rhodamine. The dye can be specifically used as a marker of astroglia in the neocortex. It is commonly used for brain imaging. Studies suggest that sulforhodamine 101 may be used as an epileptogenic agent._x000D_ Application_x000D_ Sulforhodamine 101 acid chloride has been used in an encapsulated fluorescent probe as a model drug to study drug-delivery properties of rhamnogalacturonan-I based microcapsules. It has also been used in confocal imaging as an astrocyte specific dye._x000D_ Packaging_x000D_ 5, 25 mg in glass bottle_x000D_ Linkage_x000D_ Mixture of the two monosulfonyl chloride derivatives of sulforhodamine 101.