Ferulic Acid Specification as below: Standard Result of Inspection Character white crystal powder qualified Boiling Point 0945~0.966 qualified PH Value 9.0~11.0 qualified Solubilityin Alcohol ≥10% qualified Heavy Metal ≤5ppm qualified Ignited Residue ≤0.2% qualified Loss on Drying ≤0.5% qualified Content ≥99% ≥99% Microbial Limit bacteria: ≤1000/g qualified Mildew & microzyme: ≤100/g qualified Live acarid: forbidden without Escherichia coli: forbidden without Reference: “Pharmacopoeia of People's Republic of China” Package:25kg fiber can