Product Description
| | |
| 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 |
D.HPLC-ESI-MS 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. | Complies |
Crystallinity | meets the requirements. | Complies |
Loss on drying | ≤2.0% | 0.19% |
Heavy metals | ≤10 ppm | <10ppm |
Water | ≤1.0% | 0.1% |
Sulphated ash | ≤0.5%, determined on 1.0 g. | 0.009% |
| Unspecified impurities: for each impurity ≤0.10% | <0.10% |
Total Impurity ≤0.5% | 0.18% |
Purity | ≥99.0% | 99.7% |
Assay | 99.0%~101.0% (anhydrous substance). | 99.8% |
Storage | Preserve in well-closed, light-resistant and airtight containers. | Complie |
ems,dhl, tnt, ups ,fedex, by air, by sea
dhl express, fedex and ems for quantity less than 50kg, usually called as ddu service;
sea shipping for quantity over 500kg; and air shipping is available for 50kg above;
for high value products, please select air shipping and dhl express for safe;
5.service
we offer specialized logistic service including export declaration,customs clearance and every detail during shipment,this makes
us able to offer you one-stop service from the order to the products transported to your hand.
we will try our best to satisfied you.
1. tailor-made for every customers.
2. third-party test for the products you demand.
3. test your counter-samples and produce them for you.
4. best discount for old customers.