7-(dimethylamino)-4-(trifluoromethyl)-2-benzopyrone 53518-14-2, Information for 7-(dimethylamino)-4-(trifluoromethyl)-2-benzopyrone 53518-14-2, Suppliers of 7-(dimethylamino)-4-(trifluoromethyl)-2-benzopyrone 53518-14-2