蓝灰色粉状物,溶于水呈蓝色,微溶于溶纤纱,不溶于其他有机溶剂。遇浓硫酸为暗绿光蓝色,稀释后呈红光蓝色;遇浓硝酸呈棕光灰色溶液。其水溶液,遇10%硫酸为红色;遇氢氧化钠为红光紫色。
Product DescriptionThe trypan blue dye is an azo dye, derived from toluidine. It is soluble in water and has a molecular weight of 961 g/mol.Product ApplicationTrypan blue has been used in cell viability assay, to determine the number of living and necrotic cells by staining with 0.2% trypan blue solution, to stain plant tissue in order to to visualize cell death.
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