Testing Item | Standard | Result |
Appearance | White crystals or crystalline powder | conforms |
Assay/% | 98.5%~101% | 99.60 |
Specific Rotation | +38.9ºC~+41.8ºC | +40.5ºC |
Identification (Infrared Absorption) | Corresponding to Reference Spectrum | conforms |
Residue on Ignition/% | ≤0.30 | 0.06 |
Loss on Drying | ≤0.3 | 0.07 |
Chloride (Cl)/% | ≤0.05 | 0.016 |
Iron (Fe)/% | ≤0.0030 | 0.0009 |
Sulfate ( SO4)/% | ≤0.03 | 0.015 |
Heavy Metal(Pb)/% | ≤0.0015 | 0.0008 |
Arsenic(As)/% | ≤0.0003 | ≤0.0001 |
Cadmium (Cd)/% | ≤0.0001 | 0.00004 |
Mercury (Hg)/% | ≤0.0001 | 0.00003 |
Total Plate Count(cfu/g) | ≤1000 | 69 |
Yeast and Molds(cfu/g) | ≤100 | 11 |
E.Coli | Negative in 10g | conforms |
Staphylococcus Aureus | Negative in 10g | conforms |
Salmonella | Negative in 10g | conforms |
Loss on Drying/% | ≤0.30 | 0.17 |
PH | 5.5~7.0 | 6.2 |