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99% API Pyridoxine HCl Powder CAS No: 58-56-0
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Product Details
Specification:
Items | Specifications | Results |
Appearance | White Fine Powder/Crystal | Complies |
Identification | Infared Absorption | Complies |
The retention time of the major peak in the chromatogram of the Assay prepration corresponds to that in the chromatogram of the standard preparation, as obtained in the assay | complies | |
Specific rotation | Between -28.6°and -35.0°, measured at 20° | -32.8° |
Water | not more than 0.5% | 0.12% |
residue on ignition | not more than 0.2% | 0.11% |
Heavy metals | not more than 0.001% | complies |
related compounds by HPLC(Test1) | Fructose not more than 0.3% Compound A not more than 0.3% Other individual impurity not more than 0.1% Total impurities not more than 0.5% | Fructose: 0.03% Compound A: 0.04% Total impurities: 0.07% |
Particle size | 90% less than 350 microns | complies |
Limit of sulfamate and sulfate | Sulfamate ion not more than 0.10% Sulfate ion not more than 0.10% | complies |
Residual Solvent | Methylene Chloride not more than 250μg/g | not detected |
Acetone not mor than 2500μg/g | ||
Isopropanol not more than 5000μg/g | ||
Ethanenitrile not more than 400μg/g | ||
n-hexane not more than 290μg/g | ||
Ethyl Acetate not more than 2500μg/g | ||
Pyridine not more than 100μg/g | ||
Assay | Topiramate contains not less than 98.0% and not more than the equivalent of 102.0% of C12H21NO8S, calculated with reference to the Anhydrous Basis | 99.80% |
Conclustion | The material complies with respect to USP32 | |
Package&Shipping
1-5kg with plastic bag inside,Aluminum foil bag outside.finally with waterproof bag.
6-15kg with plastic bag inside,Aluminum foil bag outside,finally with carton box.
More than 16kg with plastic bag inside,fiber drum outside according to the extract quantity.
Shipping
Within 7 working days upon the receipt of payment.
Our service
1.Place of Origin China with Super quality by reasonable price.
2.Fast delivery by safe express way to all the country.
3.Has a number of highly qualified engineers and experts to provide guidance for reagents.
4.When you meet problems in mineral processing, we can provide technical guidance.
5.We can supply sample for testing
6.We promise 100% deliveried,and 100% resend or refunds if parcel is not deliveried!
Welcome to send inquiry to us. Moderate price will be offered to you.
Company information
Hebei Chisure Biotechnology Co.LTD dedicated to the development, production and marketing of chemicals which is specialized in pharmaceutical intermediates,Veterinary drug intermediates and Pesticide intermediates,our campany is located in Shijiazhuang,Hebei Province.
For many years of hard working with high developed technology, we are doing great jobs in China, and ranked in the top level of manufacturing medicine-used pharmaceutical intermediates. High purity of products, good price, short time of delivery, quick response of service. We are the manufacturer, we have better price, we have large stock for delivery in short time.
After-sale Service : We will supply flexible service ways, various service ways such as common sample free, online service, global exhibitions and meeting face to face will be accepted. Clients' satisfaction is our principle. Good reputation is our origin!
Let us reach a brilliant new achievement hand-in-hand.
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