Deepak Nitrite Ltd offers 4, 4 Diaminostilbene 2, 2 Disulphonic 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 4, 4 Diaminostilbene 2, 2 Disulphonic Acid comes with creamish yellow dry powder appearance. The 4, 4 Diaminostilbene 2, 2 Disulphonic Acid has Purity by titration of 96% Min., w/w as free acid. The 4, 4 Diaminostilbene 2, 2 Disulphonic Acid has no carbon particles.