Pharmaceutical IntermediateChina Manufacture Supply Top USP/GMP/Bp Procaine HCl/Benzocaine HCl/Tetracaine HCl/Levamisole/Lidocaine Base CAS 137-58-6/Lidocaine HCl CAS 73-78-9 Lidocaine, Find details about China Levamisole Hydrochloride, Levamisole from China Manufacture Supply Top USP/GMP/Bp Procaine HCl/Benzocaine HCl/Tetracaine HCl/Levamisole/Lidocaine Base CAS 137-58-6/Lidocaine HCl CAS 73-78-9 Lidocaine