Certificate of Analysis Citric acid monohydrate Batch No.: 3707-10405126 Specification: BP93 No.Item Standard Analysis Result 1Assay % ≥99.5 99.89 2Moisture % 7.5— 9.0 8.68 3Sulphated Ash % ≤0.1 0.04 4Sulphate ≤150ppm < 150ppm 5Oxalate ≤350ppm < 100ppm 6Calcium ≤200ppm <50ppm 7Heavy Metal ≤10ppm <5ppm 8Iron ≤50ppm <10ppm 9Chloride ≤50ppm <30ppm 10Readily Carbureted Substance Standard Colour Less than Standard 11Barium Pass the test Pass the test 12Transparency Transparent Transparent 13Shape and State Colorless Crystals Conforming with standard 14Solubility Pass the test Pass the test 15Identification test Pass the test Pass the test Conclusion Confirmity with BP93