Iguratimod Antidote APIs 5 SOLUBILITY (10 g in

5 SOLUBILITY (10 g in 10 ml) Practically clea Practically clea HEAVY METALS 5 ppm IRON 5 ppm LOSS ON DRYING @ 150 C 1

10% RELATED COMPOUNDS TO PASS TEST TO PASS TEST IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST

01% CHLORIDE (Cl) 5 ppm PHOSPHATE (PO[@4@]) 5 ppm SULFATES (SO[@4@]) 0

10% BARIUM TO PASS TEST TO PASS TEST RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST MICROBIAL LIMITS TOTAL AEROBIC MICROBIAL COUNT 100 CFU/g TOTAL YEAST AND MOLD COUNT 100 CFU/g ESCHERICHIA COLI Negative Negative SALMONELLA Negative Negative STAPHYLOCOCCUS AUREUS Negative Negative PSEUDOMONAS AERUGINOSA Negative Negative

Iguratimod Antidote APIs 5 SOLUBILITY (10 g in