2. Appearance:White crystals or crystalline powder
4. Shelf life: 2 Years
5. Competitive price with high quality
6. Conforms to USP
7. Purity: 99.0%
A white crystalline powder.
A white crystalline powder.
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
Between -28.6°and -35.0°, measured at 20°
not more than 0.5%
residue on ignition
not more than 0.2%
not more than 0.001%
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%
90% less than 350 microns
Limit of sulfamate and sulfate
Sulfamate ion not more than 0.10%
Sulfate ion not more than 0.10%
Methylene Chloride not more than 250μg/g
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
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
The material complies with respect to USP32
1.Used for iodination of table salt to prevent iodine deficiency.
Used as a source for dietary iodine.
2.Also used as an ingredient in some baby formula milk.
Occasionally used as a maturing agent in baking.
3.Used as Oxidising agent in volumetric chemical analysis.
In Pharmaceuticals, it is used for the production of disinfectants, antiseptics and deodorants.
4.Used in the radiation treatment, as it can replace radioactive iodine from the thyroid.( For prevention and control of local goiter.
5.Used as livestock feed additives.
Storage: Store in cool & dry place, Keep away from strong light and heat.
Shelf life: 24Months when properly stored.
Packing: 10g/one bag
Or according to customers' request.
1.By courier ,Like DHL ,UPS, FEDEX etc. Door to door and fast. 3-5days
2.By air to the air port.
3.By sea to sea port ,usually 10-30days,but is is economy.
Q1.Can I get some samples? A:Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2: How to start orders or make payments? A:Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union or Paypal or Escrow(Alibaba).
Q3: How to confirm the Product Quality before placing orders? A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q4:What’s your MOQ? A:Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q5:How about delivery leadtime? A:About 3-5 days after payment confirmed. (Chinese holiday not included)
Q6:Is there a discount? A:Different quantity has different discount.
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