Ronas Chemical Co., Ltd. is a chemical manufacturer and supplier in China, starting with Ammonium Persulfate, Potassium Persulfate and Sodium Persulfate, Ammonium Perchlorate, and Potassium Perchlorate since 1980. Our company based both in HengYang China and Taipei, Taiwan. Our staff in Taipei are in charge of purchasing and management, and our staffs in China in charge of sales promotions. In the beginning of 20 century, we are deeply involved in Sodium Thiocyanate and Ammonium Thiocyanate in USA Market. Since 2005, we focused more in chemicals used for water treatment; and at the same stage, we were successful developing the cellulo... [Click for detail]