China (Mainland)
Assessedsupplier
Ascorbic Acid CAS NO.50-81-7
- Min.Order: 1 Kilogram
- Payment Terms: L/C,T/T,
- Product Details
Keywords
- L(+)-Ascorbic acid
- Vitamin C
- Ascorbic Acid 100mesh
Quick Details
- ProName: Ascorbic Acid
- CasNo: 50-81-7
- Molecular Formula: C6H8O6 (176.13)
- Appearance: White or almost White crystals Crystal...
- Application: Pharm raw material, Food Additive, Fee...
- DeliveryTime: In 2 weeks
- PackAge: 25kg carton/25kg drum with PE inner
- Port: Qingdao/Shanghai/Tianjin
- ProductionCapacity: 100 Metric Ton/Day
- Purity: 99.5%
- Storage: Shielded from light, dry and placemen...
- Transportation: The transportation shall be in accorda...
- LimitNum: 1 Kilogram
- Related Substances: Impurity C ≤0.1% Unspecified ...
- Residue on Ignition: ≤0.1%
- Heavy Metal: ≤10ppm
- Valid Period: 3 years
Superiority
It applies mainly to production of various medicines as clinically important material for supplementary cure practice in different sectors. Being food additives, it acts as superior and reliable agent in nutrition, antiseptic and flour processing aspects. It also helps enhance the immune system of animals as being served in feed additives
Details
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ITEMS |
SPECIFICATION |
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Characteristics |
White or almost White crystals Crystalline Powder |
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Identification |
Positive Reaction |
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Melting Point |
About 190℃ |
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PH(5% aqueous solution) |
2.1-2.6 |
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Clarity Of Solution |
Clear |
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Colour Of Solution |
≤BY7 |
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Copper |
≤5ppm |
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Heavy Metals |
≤10ppm |
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Iron |
≤2ppm |
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Mercury |
≤0.1ppm
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Lead |
≤2 ppm
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Arsenic |
≤3ppm |
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Cadmium(Cd)
|
≤1 ppm
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Related Substances
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Impurity C
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≤0.1%
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Unspecified Impurities |
≤0.1% |
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Total |
≤0.2% |
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Disregard Limit |
≤0.05% |
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Oxalic Acid |
≤0.2% |
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Loss of Drying |
≤0.4% |
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Sulphate Ash(Residue On Ignition) |
≤0.1% |
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Specific Optical Rotation |
+20.5°–+21.5° |
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Organic Volatile Impurities |
Pass |
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Assay |
99.0%-100.5% |
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