Test Specification Min Max ASSAY 95% pH OF A 10% SOLUTION @ 25[dC 7.5 - 8.5 7.5 - 8.5 SODIUM LAURATE 4.00%

Test Specification Min Max ASSAY 99.00% IRON (Fe) 0.02% LOSS ON IGNITION 1.00% SULFATES (SO[@4@]) 0.20%

Test Specification Min Max ASSAY APPROX. 70 % APPROX. 70 %

Test Specification Min Max ASSAY 95% 95%

Test Specification Min Max ASSAY (PbSO[@4@]) 97% 97% ASSAY (PbSO[@4@]) 97% 97% COPPER (Cu) 0.01% COPPER (Cu) 0.01% NITRATE (NO[@3@]) 0.01% NITRATE (NO[@3@]) 0.01%

Test Specification Min Max APPEARANCE

Test Specification Min Max BASIC LEAD (Pb O) 30.00% INSOLUBLE IN DILUTE ACETIC ACID 0.02% INSOLUBLE IN WATER 1.00% CHLORIDE (Cl) 0.00% NITRATE AND NITRITE (as NO[@3@]) TO PASS TEST(lim...

Test Specification Min Max ASSAY 98.00% ACID-INSOLUBLE MATTER 0.03% MANGANESE (Mn) 0.00% WATER-SOLUBLE SUBSTANCES 0.05%

Test Specification Min Max ASSAY (PbO) 95.00% CHLORIDE (Cl) 0.01% COPPER (Cu) 0.00% INSOLUBLE IN CH[@3@]COOH 0.10% IRON (Fe) 0.01% NITRATE (NO[@3@]) 0.01% SUBSTANCES NOT Pptd.BY HYDROGEN SULFIDE 0.20%

Test Specification Min Max ASSAY 97.00% ACID-INSOLUBLE MATTER 0.20% CHLORIDE (Cl) 0.00% SULFATES (SO[@4@]) 0.05% COPPER (Cu) 0.05%

Test Specification Min Max ASSAY (DRIED BASIS) 98 102.00% ETHYNYL GROUP 7.81 8.18% MELTING RANGE (WITHIN 4??) 232?? 239?? SPECIFIC ROTATION, [a][@D@]25 -30??to -35??/td> -30??to -35??/td> RESIDUE ON IGNITION 0.30%...

Test Specification Min Max ASSAY 94% 94%

Test Specification Min Max ASSAY 790 ug/mg 790 ug/mg SPECIFIC ROTATION [a][@D@] +135 to +150 +135 to +150 CRYSTALLINITY TO PASS TEST TO PASS TEST pH OF A 1 IN...

Test Specification Min Max APPEARANCE

Test Specification Min Max APPEARANCE

Test Specification Min Max ASSAY 98%

Test Specification Min Max ASSAY (DRIED BASIS) 98.5 101.50% SPECIFIC ROTATION [a][@D@] +20.4 to +21.4??/td> +20.4 to +21.4??/td> CHLORIDE CONTENT 19 19.60% RELATED COMPOUNDS TO PASS TEST TO PASS TEST...

Test Specification Min Max ASSAY (DRIED BASIS) 98.0-102.0 % 98.0-102.0 % SPECIFIC ROTATION [a][@D@] +8.4 to +9.9 +8.4 to +9.9 CHROMATOGRAPHIC PURITY TO PASS TEST TO PASS TEST LOSS ON...

Test Specification Min Max APPEARANCE

Test Specification Min Max ASSAY (C[@21@]H[@31@]N[@3@]O[@5@]; ANHYDROUS BASIS) 98 102.00% SPECIFIC ROTATION -115.3 to -122.5 -115.3 to -122.5 WATER DETERMINATION 8 9.50% ORGANIC IMPURITIES TO PASS TEST TO PASS TEST...

Test Specification Min Max APPEARANCE PALE YELLOW TO Y PALE YELLOW TO Y

Test Specification Min Max ASSAY (DRIED BASIS) 98.5 101.50% SPECIFIC ROTATION [a][@D@]20 +20.4 to +21.4??/td> +20.4 to +21.4??/td> CHLORIDE CONTENT 19 19.60% RELATED COMPOUNDS TO PASS TEST TO PASS TEST...

Test Specification Min Max ASSAY 99.99% 99.99%

Test Specification Min Max APPEARANCE Off-white to lig Off-white to lig PURITY (HPLC) 98% 98% LOSS ON DRYING 8.00%

Test Specification Min Max ASSAY (Li[@2@]SO[@4@].H[@2@]O) 99.00% LOSS ON DRYING 13 15.00% INSOLUBLE MATTER 0.01% CHLORIDE (Cl) 0.00% NITRATE (NO[@3@]) 0.00% HEAVY METALS (as Pb) 0.00% IRON (Fe) 0.00% POTASSIUM...

Test Specification Min Max ASSAY (CURRENT ACS TITRATION METHOD) 98.50% 98.50% COLOR OF SOLUTION Colorless to Colorless to TURBIDITY OF SOLUTION Clear to very sl Clear to very sl

Test Specification Min Max APPEARANCE

Test Specification Min Max APPEARANCE RETEST DATE

Test Specification Min Max ASSAY 99% 99% MELTING POINT 115 C +/- 2 C 115 C +/- 2 C EXPIRATION DATE

Test Specification Min Max APPEARANCE

Test Specification Min Max APPEARANCE

Test Specification Min Max ASSAY (PbCrO[@4@]) 98.00% SOLUBLE MATTER 0.15% CARBON COMPOUNDS (as C) 0.01% RETEST DATE

Test Specification Min Max ASSAY 97%