| Customization: | Available |
|---|---|
| CAS No.: | 50-81-7 |
| Formula: | C6h8o6 |
|
Still deciding? Get samples of US$ 100/kg
Request Sample
|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
Ascorbic Acid is a white or slightly yellow crystals or powder,a little acid.m.p.190ºC-192ºC,easily soluble
in water,a little soluble in alcohol and uneasily soluble in Ether and chlorofom and other organic solvent.In
solid state it is stable in air.Its water solution is easliy mutated when it meets with air.
Specification of ascorbic acid/vitamin c:
|
Analysis contents |
Analysis standard BP2010 |
Analysis results |
|
Appearance |
White crystalline powder |
White crystalline powder |
|
Identification |
Positive |
Positive |
|
Clarity of solution |
Clear |
Clear |
|
Color of solution |
≤BY7 |
< BY7 |
|
Assay |
99.0-100.0% |
99.9% |
|
Loss on Drying |
≤0.4% |
0.03% |
|
Residue on ignition |
≤0.1% |
0.03% |
|
Sulphate Ash |
≤0.1% |
0.03% |
|
Specific rotation |
+20.5°~ +21.5° |
+20.96° |
|
PH(with 2% water solution) |
2.4-2.8 |
2.55 |
|
PH(with 5% water solution) |
2.1-2.6 |
2.30 |
|
Melting range |
About 190°C |
191°C |
|
Heavy Metals |
≤3ppm |
<3ppm |
|
Iron |
≤2ppm |
<2ppm |
|
Copper |
≤5ppm |
<5ppm |
|
Oxalic Acid |
≤0.2% |
<0.2% |
|
Arsenic |
≤1ppm |
<1ppm |
|
Lead |
≤3ppm |
<3ppm |
|
Cadmium |
≤1ppm |
<1ppm |
|
Organic volatile impurities |
Meets the requirements |
conform |
|
Related Substance
|
Impurity C ≤0.15% Impurity D ≤0.10% Any other Unspecific Impurities Impurity≤0.10% Total Impurity ≤0.2% |
Complies |
|
Total Plate Count |
≤1,000cfu/g |
<1, 000cfu/g |
Nutritional supplements. Antioxidants; color agent. Enhance resistance to infectious diseases. Can be used for beer, fermented flour products, carbonated drinks, tea drinks, juice drinks, milk beverages, milk candy, canned fruit jelly, broth, children's cereal preparations, meat products, baking products.
Packing :25 kg Carton
Storage :Stored in a cool & dry well-closed container.
){kind=link}