... 97SF 20Kg Carton or Drum Vitamin C Ascorbic Acid DC granule(90%,93%,95%,97%) CAS No: 50 ... calcium substance. 2. Stored in dry, shady and cool place, keep away from light and used as soon ... 25kg/barrel 1kg/barrelAscorbic Acid DC Granule 90SF,93SF,95SF,97SF Detailed :::Ascorbic Acid DC Granule 90SF,93SF,95SF,97SF::: ... Drum[ Standard ]In-house Standard Ascorbic Acid DC Vitamin C Granule 90SF,93SF,95SF,97SF