Synonyms: 4-NITROPHENOL SODIUM SALT DIHYDRATE;4-NITROPHENOL, SODIUM SALT HYDRATE;P-NITROPHENOL SODIUM SALT DIHYDRATE;SODIUM 4-NITROPHENOXIDE DIHYDRATE;SODIUM 4-NITROPHENOXIDE HYDRATE;SODIUM P-NITROPHENOXIDE DIHYDRATE;4-Nitrophenol, sodium salt hydrate, pure, 98%;4-NITROPHENOL, SODIUM SALT HYDRATE, 98%, PURE