Glucosamine Sulfate Potassium Chloride Dietary Supplement USP USP NF FCC BP EP JP Grade Chemicals Test Specification Min Max pH

Test Specification Min Max pH 10

50% COLOR (APHA) 10 ECD RESPONSIVE RESIDUE (as[nHEPTACHLOR EPOXIDE) 10 ppt FID RESPONSIVE RESIDUE (as 2-OCTANOL) 5 ppb RESIDUE AFTER EVAPORATION 1 ppm WATER 0

5 % ALCOHOL-INSOLUBLE MATTER 0

Test Specification Min Max MELTING RANGE 41 - 44 C 41 - 44 C SPECIFIC ROTATION [a][@D@] -45 to -51 -45 to -51 NONVOLATILE RESIDUE 0

8-DICHLORODIBENZO-p-DIOX TO PASS TEST 2

Glucosamine Sulfate Potassium Chloride Dietary Supplement USP USP NF FCC BP EP JP Grade Chemicals Test Specification Min Max pHTest Specification Min Max ASSAY (DRIED BASIS) 98 102. 00% SULFATE 15. 5 16. 50% RESIDUE ON IGNITION 26. 5 31. 00% SPECIFIC ROTATION, [a][@D@]25 47. 0 to +53. 0 47. 0 to +53. 0 pH 3 5 SODIUM TO PASS TEST TO PASS TEST ARSENIC 3 g g ELEMENTAL IMPURITIES AS REPORTED AS REPORTED LOSS ON DRYING 1. 00% IDENTIFICATION TO PASS TEST TO PASS TEST RETEST DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST