DL-Phenylalanine Coumarins 50% IDENTIFICATION TO PASS TEST

50% IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST

15% ORDINARY IMPURITIES TO PASS TEST IDENTIFICATION TO PASS TEST EXPIRATION DATE

water) TO PASS TEST TO PASS TEST RESIDUE AFTER EVAPORATION 5 ppm FLUORESCENCE BACKGROUND[n(as QUININE SULFATE) 0

Test Specification Min Max APPEARANCE WHITE CRYSTALIZE WHITE CRYSTALIZE ASSAY 98% 98%

10 WATER 3

DL-Phenylalanine Coumarins 50% IDENTIFICATION TO PASS TESTTest Specification Min Max ASSAY 98. 5 101. 5 % 98. 5 101. 5 % HEAVY METALS 20 ppm ARSENIC (As) 1. 5 ppm LEAD (Pb) 10 ppm LOSS ON DRYING 0. 30% RESIDUE ON IGNITION 0. 30% EXPIRATION DATE