Rizhao Jiangtai Trading Co., Ltd. is based in China and lists a range of industrial and agricultural chemicals on Global Trade Plaza. The company offers caprolactam grade crystal ammonium sulphate and steel grade ammonium sulphate, both supplied as white crystalline or granular material with specified nitrogen and sulphur content, moisture limits, and particle size ranges. It also supplies urea 46% in prilled and granular forms with defined nitrogen, biuret, and moisture specifications. In addition, the company lists magnesium sulphate heptahydrate as white crystal with a minimum MgSO4·7H2O content of 99.5% and detailed limits for chloride, pH, iron, arsenic, lead, and insolubles, as well as magnesium sulphate monohydrate as white granular material with minimum MgO, water-soluble MgO, sulphur, moisture, granule hardness, and grain size requirements. Buyers can send an enquiry through Global Trade Plaza.