Robuta

https://www.ecplabchem.co.nz/dichlorophenolindophenol-26-sodium-salt-1g-1415155 DichlorophenolIndophenol (2,6-) sodium salt 1g - ECP Labchem - ECP Ltd New Zealand SPECIFICATION Assay. . 98% min Identity(IR). Passes test Loss on drying. .12.0% max Foreign dyes. Appearance : Dark green coloured powder. Formula... sodium salt