... (Food grade,Industry grade) GB15358-94 ItemIndex MonohydrateAnhydrous Content ≥% 99.5 99.5 Melting Point°C 200~206 200~206 Sulphate(SO4) ≤% ... to make the tartaric acid salts , like antimony potassium tartrate, potassium sodium tartrate . Served as beer vesicant and foodstuff ... photograph , glass, enamel and telecommunication equipment etc.. [Packing] 25kgs net in craft bag lined with PE bag, 20MT/20 ...