Min. Order: | 50 Kilogram |
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Payment Terms: | L/C, T/T |
Supply Ability: | 500MT |
Place of Origin: | Ningxia |
Location: | Wuzhong, Ningxia, China (Mainland) |
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Business Type: | Manufacturer |
Main Products: | D-ribose, L-valine, L-glutamine, L-leucine, AAKG |
Model No.: | FCCV |
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Means of Transport: | Ocean |
Brand Name: | Ansun |
Production Capacity: | 500MT |
Packing: | 20Kg /drum or bag |
Delivery Date: | 7 days |
Identification
The infrared absorption spectrum of a potassium bromide dispersion of the sample, previously dried in vacuum at 60° for 5h, exhibits maxima only at the same wavelengths as those of a similar preparation of USP Levocarntiine Reference Standard.
AssayNot less than 97.0% and not more than 103.0% of C7H15NO3, calculated on the anhydrous basis.
Chloride Not more than 0.4%.
Lead Not more than 1mg/kg.
Loss on Drying Not more than 1.0%.
Optical (Specific) Rotation [α]20°D:Between -29.0°and -32.0°, calculated on the anhydrous basis.
pHBetween 5.5 and 9.5, in a 1:20 aqueous solution.
Potassium Not more than 0.2%.
Residue on Ignition Not more than 0.2%.
Sodium Not more than 0.1%.
Water Not more than 4.0%.