date:Sep 12, 2012
ckel, and cadmium. Subsidiary dyes are generated due to secondary reactions between parent components of raw materials. So long as the non-active components are within permissible limits, they are okay. This shows that the chemical reaction has been able to control the production of non-active components.
Turakhia of Neelikon pointed out, If we have 99% active colour and 1% is the lead contaminant, then this can be a serious hazard. But if we have 90% active colour component and balance are non