... )% ≤ 0.005 -- -- Insoluble substance in water %≤ 0.01 -- -- Alias: ammonium sulfate, ammonium sulphate, sulfuric acid, diammonium salt, diammonium sulfate.Properties: White or off ... (Sq.meters): 5,000-10,000 square meters Factory Location: Industrial Road, Qixian, Hebi, Henan, China QA/QC: In House Number ... QC Staff: 11 - 20 People Management Certification: ISO 9001:2000 ammonium sulphate granular