Alfa Chemistry offers an extensive catalog of building blocks, reagents, catalysts, reference materials, and research chemicals in a wide range of applications. We supply disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate (CAS:6359-95-1). More information please visit the website: https://www.alfa-chemistry.com/disodium-2-1-2-chloro-5-sulphonatophenyl-4-5-dihydro-3-methyl-5-oxo-1h-pyrazol-4-yl-azo-naphthalene-cas-6359-95-1-item-199756.htm