Para Amino Azo Benzene 4 Sulphonic Acid is available in orange coloured dry powder form. Para Amino Azo Benzene 4 Sulphonic Acid contains assay in a minimum range of 98%. Para Amino Azo Benzene 4 Sulphonic Acid comprises of insoluble matter in a maximum range of 0.2%. Para Amino Azo Benzene 4 Sulphonic Acid can be availed in different specifications to suit specific requirement.