September 16, 2016   Vitamin C prices flat despite tight availability in China (week ended Sep 14, 2014)   An eFeedLink Exclusive              Prices of vitamin C raw ingredients in China (RMB/kg) Vitamin C contents Prices quotes as of Aug 16 Prices quotes as of Sep 14  Price Changes 99% 26.50-28.00 26.50-28.00 0 to +0 ...