Test Specification Min Max ASSAY APPROX. 98 % APPROX. 98 % RETEST DATE

Test Specification Min Max ASSAY (HPLC) 98.00%

Test Specification Min Max APPEARANCE

Test Specification Min Max ASSAY 99.00% 99.00% SOLUBILITY (0.5M IN ETHANOL) Complete Complete INSOLUBLE MATTER 0.10% RESIDUE AFTER IGNITION 0.10% CHLORIDE (Cl) 0.05% LEAD (Pb) 0.00% IRON (Fe) 0.00% AMMONIUM...

Test Specification Min Max ASSAY (DRIED BASIS) 98 102.00% LOSS ON DRYING 0.50% HYDRAZINE 10 ppm ORGANIC IMPURITIES TO PASS TEST ELEMENTAL IMPURITIES AS REPORTED AS REPORTED IDENTIFICATION TO PASS...

Test Specification Min Max ASSAY Approx.98 % Approx.98 %

Test Specification Min Max ASSAY APPROX. 95 % APPROX. 95 %

Test Specification Min Max APPEARANCE

Test Specification Min Max APPEARANCE

Test Specification Min Max ASSAY (by GC) 96% MELTING RANGE 75� - 77�C 75� - 77�C RETEST DATE

Test Specification Min Max APPEARANCE SLIGHTLY YELLOW- SLIGHTLY YELLOW- ASSAY 97.00% MELTING POINT 81 - 86�C 81 - 86�C

Test Specification Min Max APPEARANCE White to slightl White to slightl INTRINSIC VISCOSITY @ 37�C OF A 1% SOLUTION 0.4 0.5 COLD WATER SOLUBILITY TO PASS TEST TO PASS TEST...

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

Test Specification Min Max MELTING POINT 315 - 323 C (dec 315 - 323 C (dec

Test Specification Min Max ASSAY 99% 99%

Test Specification Min Max ASSAY (C[@3@]H[@7@]NO[@2@]; DRIED BASIS) 98.5 101.50% SPECIFIC ROTATION [a][@D@] +13.5� to+15.5 +13.5� to+15.5 LOSS ON DRYING 0.30% LEAD (Pb) 5 mg/kg RESIDUE ON IGNITION 0.20% IDENTIFICATION...

Test Specification Min Max ASSAY (DRIED BASIS) 98.5 101.50% CLARITY OF SOLUTION TO PASS TEST TO PASS TEST pH (1 in 40 suspension) 3.5 4.5 LOSS ON DRYING 0.50% RESIDUE...

Test Specification Min Max ASSAY (DRIED BASIS) 99 101.00% LOSS ON DRYING 0.50% RESIDUE ON IGNITION 0.20% E-ISOMER 0.30% IRON (Fe) 0.01% ELEMENTAL IMPURITIES AS REPORTED AS REPORTED RELATED IMPURITIES...

Test Specification Min Max ASSAY (DRIED BASIS) 98.5 100.50% pH OF A 1 IN 50 SOLUTION 3 4.5 COMPLETENESS OF SOLUTION TO PASS TEST LOSS ON DRYING 0.50% RESIDUE AFTER...

Test Specification Min Max ASSAY 98% LOSS ON DRYING 0.50% RESIDUE ON IGNITION 0.33% EXPIRATION DATE

Test Specification Min Max ASSAY (DRIED BASIS) 97.5 102.00% pH OF A 1 IN 100 SOLUTION 4.5 6 CHROMATOGRAPHIC PURITY TO PASS TEST LOSS ON DRYING 0.75% RESIDUE ON IGNITION...

Test Specification Min Max ASSAY (C[@42@]H[@65@]NO[@16@].3H[@2@]O) 98% EXPIRATION DATE

Test Specification Min Max ASSAY (DRIED BASIS) 98.5 101.00% MELTING RANGE Max. 3�C, betwe Max. 3�C, betwe SPECIFIC ROTATION [a][@D@] +79.5� to+82.5 +79.5� to+82.5 LOSS ON DRYING 2.00% READILY CARBONIZABLE...

Test Specification Min Max ASSAY 99% APPEARANCE WHITE TO OFF-WHI WHITE TO OFF-WHI LOSS ON DRYING 0.50% IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE

Test Specification Min Max ASSAY 98% 98%

Test Specification Min Max APPEARANCE CREAM COLORED PO CREAM COLORED PO PURITY 95% RETEST DATE

Test Specification Min Max ASSAY 98% 98%

Test Specification Min Max LOSS ON DRYING 10.00%