Test Specification Min Max ASSAY (KNaC[@4@]H[@4@]O[@6@][-4H[@2@]O) 95% 95%

Test Specification Min Max ACTUAL VISCOSITY OF 4 % SOLUTION AS REPORTED AS REPORTED LOSS ON DRYING 5% RESIDUE ON IGNITION 2.00%

Test Specification Min Max APPEARANCE

Test Specification Min Max ASSAY 97% COLOR (APHA) 10 2-METHOXY-1-PROPANOL 3% WATER 0.10%

Test Specification Min Max APPEARANCE

Test Specification Min Max ASSAY (C[@4@]H[@6@]O[@3@]) 99%

Test Specification Min Max ASSAY: PYRIDINE BORANE (BASED ON ACTIVE HYDROGEN) APPROX. 95 % APPROX. 95 %

Test Specification Min Max ABSORPTION MAX 538 nm 538 nm

Test Specification Min Max APPEARANCE

Test Specification Min Max ASSAY 95% 95% RETEST DATE

Test Specification Min Max ASSAY 98% EXPIRATION DATE

Test Specification Min Max CLARITY OF SOLUTION TO PASS TEST TO PASS TEST SUITABILITY AS COMPLEXOMETRIC INDICATOR TO PASS TEST TO PASS TEST EXPIRATION DATE

Test Specification Min Max APPEARANCE

Test Specification Min Max APPEARANCE

Test Specification Min Max ABSORPTION MAX 456 nm 456 nm

Test Specification Min Max ABSORPTION MAX 456 nm 456 nm

Test Specification Min Max ASSAY 99.00% SULFATE 0.01% IRON (Fe) 0.00% CHLORIDE 5 ppm

Test Specification Min Max ASSAY 98.5 - 101.5% 98.5 - 101.5%

Test Specification Min Max ASSAY (DRIED BASIS) 99% RETEST DATE

Test Specification Min Max ASSAY (w/w) 65 - 71% 65 - 71% ALUMINUM 100 ppt ANTIMONY (Sb) 100 ppt ARSENIC (As) 100 ppt BARIUM (Ba) 100 ppt BERYLLIUM (BE) 100...

Test Specification Min Max APPEARANCE

Test Specification Min Max ASSAY (w/w) 67 - 71% 67 - 71% COLOR (APHA) 10 ALUMINUM 1 ppb ANTIMONY (Sb) 1 ppb ARSENIC (As) 0.5 ppb BARIUM (Ba) 1 ppb...

Test Specification Min Max APPEARANCE

Test Specification Min Max ASSAY 90%

Test Specification Min Max ASSAY APPROX. 99 % APPROX. 99 %

Test Specification Min Max ASSAY APPROX. 99 % APPROX. 99 %

Test Specification Min Max ASSAY (DRIED BASIS) 98.00% 98.00% MELTING RANGE (DRIED BASIS) 124 - 127 C 124 - 127 C

Test Specification Min Max ASSAY 98.0 - 101.0% 98.0 - 101.0% MELTING RANGE 134??- 137?? 134??- 137?? LOSS ON DRYING @ 60[dC 0.50% RESIDUE ON IGNITION 0.10% READILY CARBONIZABLE SUBSTANCES...

Test Specification Min Max ODOR TO PASS TEST TO PASS TEST APPEARANCE AND COLOR TO PASS TEST TO PASS TEST ACIDITY TO PASS TEST TO PASS TEST RESIDUE AFTER EVAPORATION...

Test Specification Min Max ASSAY (DRIED BASIS) 98% WATER 18 - 22 % 18 - 22 %

Test Specification Min Max ASSAY 98% 98% MELTING POINT 231??236?? 231??236?? EXPIRATION DATE

Test Specification Min Max MELTING POINT 53 - 58 C 53 - 58 C SOLUBILITY IN ALCOHOL TO PASS TEST TO PASS TEST EXPIRATION DATE

Test Specification Min Max ASSAY [C[@6@]H[@4@](COOH)[@2@]] 99.50% INSOLUBLE MATTER 0.05% RESIDUE AFTER IGNITION (AS SULFATES) 0.02% CHLORIDE (Cl) 0.00% NITRATE (NO[@3@]) 0.01% SULFATES (SO[@4@]) 0.01% HEAVY METALS (as Pb) 0.00%...

Test Specification Min Max ASSAY 82% 82%

Test Specification Min Max APPEARANCE