Deepak Nitrite Ltd manufactures Para Nitro Toluene Ortho Sulphonic Acid. Deepak Nitrite Ltd manufactures specialty chemicals based on the core expertise as well as lateral and vertical integration of the existing products, exploring downstream derivatives like fully indigenous sodium nitrite. The Para Nitro Toluene Ortho Sulphonic Acid has dull white wet cake appearance. The Para Nitro Toluene Ortho Sulphonic Acid has Purity [Titration] of Min 80 % w/w. The Para Nitro Toluene Ortho Sulphonic Acid has free acid content of 1.5 %.