sodium picrylsulfonate, sodium 2,4,6-trinitrobenzene-1-sulfonate, PICRYLSULFONIC ACID SODIUM SALT, forColorimetryofAminoAcid, sodium 2,4,6-trinitrobenzenesulfonate, sodium trinitrobenzenesulphonate, Benzenesulfonic acid, 2,4,6-trinitro-, sodium salt, 2,4,6-trinitrobenzene sulfonic acid sodium salt, 2,4,6-trinitrobenzene-1-sulfonic acid sodium salt, Picrylsulfonic Acid Sodium Salt Sodium 2,4,6-Trinitrobenzene-1-sulfonate 2,4,6-Trinitrobenzene-1-sulfonic Acid Sodium Salt