Conclusions We demonstrated that using toluidine blue as an adjunctive tool for visual screening can detect significantly more oral submucous fibrosis and slightly more leukoplakia among high-risk ...

The expiry review, requested by domestic toluidine producers, will determine if terminating anti-dumping measures will lead to continued dumping and harm, the statement said.

China's Ministry of Commerce said on Thursday that China would initiate an expiry review of anti-dumping measures on imports of European Union toluidine, used for dye, pharmaceuticals and pesticides.