TEAH

Hangzhou Yanshan Chemical Co.,Ltd is a well established company with an extensive experience in the field of fine chemicals. We are an international company specializing in the manufacture of APIs&Intermediates ,Phase Transfer Catalysts (PTC), Quaternary Ammonium Compounds(QUATS).Our main products are: Acebutolol Hydrochloride, Amiloride Hydrochloride, Neostigmine Methylsulfate, Neostigmine Bromide, Pyridostigmine Bromide, Torsemide, Quinapril Hydrochloride, Triamterene, Methyl 3,5-diamino-6-chl... View more >>