We sell Citric Acid Anhydrous and Hydrous.

Here is the COA for citrci acdi anhydrous.

Characteristics                   Colorless or white crystalline powder       Complies Identification                    Pass the test                                Complies Clarity and color of solution     Pass the test                                Complies Barium                            Pass the test                                Complies Calcium                           ≤200PPM                                     <200ppm Heavy metals                      ≤5PPM                                       <5ppm Iron                              ≤50PPM                                      <50ppm Chloride                          ≤50PPM                                      <50ppm Sulphates                         ≤150PPM                                     <150ppm Oxalate                           ≤350PPM                                     35ppm Readily carbonisable substances   Pass the test                                Complies Sulphated ash                     ≤0.1%                                       0.04% Arsenic                           ≤1PPM                                       <1ppm  Lead                              ≤1PPM                                       <1ppm Mercury                           ≤1PPM                                       <1ppm Foreigh matters                   Pass the test                                Complies Aluminum                          ≤0.2PPM                                     <0.1ppm Water                             <1.0%                                         0.18% Assay                             99.5%～101.0%                                99.95%   Results:This Product fufills BP98