Weifang Zhaohui Chemical Co., Ltd., founded in early 2009 in Weifang, Shandong, China, is engaged in the business of inorganic chemicals, organic chemicals and dangerous chemicals. Sticking to the business philosophy of "Innovation, Professionalism, Service and Honesty",we are committed to offering top services to chemical industry. Boasting a united service team, stable supply of goods, large warehouse, and is armed with advanced inspection devices, we pride ourselves on our timely delivery and competitive prices, which have been highly recognized by our customers. Main products include sodium nitrate, Sodium nitrite, Sodium metabisulfite, sodium sulfite anhydrous etc. as well as food grade ammonium bicarbonate, ammonium sulfate, potassium nitrate, barium nitrate, calcium chloride, Sodium..