1-(2-Trifluoromethylphenyl)imidazoline-2-thione 25372-17-2, Information for 1-(2-Trifluoromethylphenyl)imidazoline-2-thione 25372-17-2, Suppliers of 1-(2-Trifluoromethylphenyl)imidazoline-2-thione 25372-17-2