| White | Powder |
| Item | Specification | Result | Method |
| Appearance | Whitecrystaler | White crystaler | Visual |
| Identification | Positive | Positive | IR |
| Assay | >=98.00% | 98.7% | Titration |
| Loss on Drying | <=1.0% | 0.45% | USP<731> |
| Residue on ignition | <=0.1% | 0.03% | USP <281> |
| Specific Rotation | +70.0°~+73.0° | +72.15° | USP <781S> |
| Sulfates | <=0.24% | 0.09% | USP <221> |
| /font> | 3~5 | 4.2 | USP <791> |
| Chloride | 16.2%~16.7% | 16.5 | USP 40 |
| Mesh Size | 95% Thru. 80 mesh | Conform | Mesh Screen |
| Heavy metals | 10ppm max. | 10ppm max. | Colorimetry |
| Lead(Pb) | <=1ppm | <=1ppm | AAS |
| Arsenic(As) | <=1ppm | <=1ppm | AFS |
| Cadmium(Cd) | <=1ppm | <=1ppm | AAS |
| Mercury(Hg) | <=1ppm | <=1ppm | AFS |
| Total Plate Count | <=1000CFU/g | 10cfu/g | AOAC |
| Yeast and Mold | <=100CFU/g | 10cfu/g | AOAC |
| E.Coli | Negative | Negative | AOAC |
| Coliforms | Negative | Negative | AOAC |
| Salmonella | Negative | Negative | AOAC |
| Stalococcus aureus | Negative | Negative | AOAC |
CONCLUSION: THE QUALITY IS IN CONFORMITY WITHUSP40 STANDARD.
SRORAGE: KEEP IT IN A COOL, DRY AND SHADY PLACE, PREFERRED STORAGE TEMP. IS BELOEW 30℃(86℉). ONCE OPENED, PLEASE USE IT ASAP.
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