Description
Soluble in water, slightly soluble in ethanol, insoluble in benzene and chloroform. The pH value of 1% aqueous solution is 2.15, and its aqueous solution is light yellow brown. It turns yellow after adding hydrochloric acid, and turns blue purple after adding sodium hydroxide. It's stimulating. Colour Index Number 58005• Alizarin Red S has been used for checking the calcium deposits in osteogenic culture. • It has been used for the quantitative analyses of calcification in aortic explants. • It has been used for mineral staining in osteoblast cultures