Ministerial Ordinance Coal-tar Color for TLC Reference Standards

Coal-tar colors that can be used for pharmaceuticals and others are specified in Ministerial Ordinance (Ordinance of the Ministry of Health, Labour and Welfare No. 86 of 2004).

Regulatory Science Society of Japan (PMRJ) has been registered by the Minister of Health, Labour and Welfare (MHLW) as an organization that produces coal-tar color for TLC reference standards in the ministerial ordinance, and as such, PMRJ produces and distributes those reference standards.


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