food,pharma,industry grade,stable supply, world-wide delivery. Tartaric acid.Type:D,L,D(L). Standard:USP/BP/FCC Function and uses: widely used in many fields such as chemical industry ,food industry, building materials and light industry etc., Packing: 25KG net in Kraft/Plastic Bag lined with PE bag.500KG/Bag. Storage: Kept airtightly in a light-proof, dry and cool place