Sodium Valproate, EPTest Specification Min Max ASSAY (DRIED BASIS) 98. 5 101. 0% APPEARANCE OF SOLUTION TO PASS TEST TO PASS TEST ACIDITY OR ALKALINITY TO PASS TEST TO PASS TEST RELATED SUBSTANCES TO PASS TEST TO PASS TEST CHLORIDES 200 ppm SULFATES 200 ppm LOSS ON DRYING 2. 0% ELEMENTAL IMPURITIES AS REPORTED AS REPORTED IDENTIFICATION TO PASS TEST TO PASS TEST RETEST DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST