L-Valine Crystal FCC size:100 GM Test Specification Min Max APPEARANCE

Test Specification Min Max APPEARANCE AS REPORTED AS REPORTED ASSAY (FREE SO[@3@]) 18 - 24% 18 - 24% SULFURIC ACID EQUIVALENT 104

50% IODINE VALUE 16 IDENTIFICATION TO PASS TEST TO PASS TEST RETEST DATE

00% ELEMENTAL IMPURITIES AS REPORTED AS REPORTED IDENTIFICATION TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST

TINIDAZOLE RELATED COMPOUND A 0

20% CHLORIDE & CHLORATE(as Cl) 0

L-Valine Crystal FCC size:100 GM Test Specification Min Max APPEARANCETest Specification Min Max ASSAY (C[@5@]H[@11@]NO[@2@]; DRIED BASIS) 98. 5 101. 5 % 98. 5 101. 5 % OPTICAL ROTATION, [a] 20D +26. 7 to +29. 0 +26. 7 to +29. 0 LEAD 5 mg kg LOSS ON DRYING 0. 30% RESIDUE ON IGNITION 0. 10% INSOLUBLE FOREIGN MATTER IN AMINO ACIDS TO PASS TEST TO PASS TEST IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE