SADHNA CHEMICAL INDUSTRIES Address: C-1/B, 107-108, Phase-1, G.I.D.C., Vatva, Ahmedabad-382 445, Gujarat, India Contact Person: Manufacturer of Dye Intermediates : O-Di Anisidine Base (Fast Blue B Base), O-Di Anisidine Di HCL, S.O. Dyes : Direct Black-22, Direct Black-80, Direct Sky Blue FF, Direct Blue-218
