Our Reference Specification, for more details, pls contact us for COA, MSDS and certification:
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|Identification||A.H-NMR:Comply with the structure||Complies|
|B.LC-MS:Comply with the structure||Complies|
|C.The IR spectrum of sample should be identical with that of reference standard.||Complies|
The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.
|Loss on drying||≤2.0%||0.19%|
|Heavy metals||≤10 ppm||<10ppm|
|Sulphated ash||≤0.5% determined on 1.0 g.||
|Residue on ignition||≤0.1%||0.03%|
|Related Substances||Unspecified impurities: for each impurity ≤0.10%||<0.10%|
|Total Impurity ≤0.5%||0.18%|
|Assay||99.0%~101.0% (anhydrous substance).||99.8%|
|Storage||Preserve in well-closed, light-resistant and airtight containers.||Complies|
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