| ≥1 piece |
Description
White crystal or crystalline powder. Odorless. Sour. Flash point 99. Melting point 187 ~ 192. Browned gradually by light.
Applications
Vitamin C is widely used in many fields such as food , beverage, breeding and forage additives. Its main functions reflected in following 5 aspects:
1)Keep food, fruits and beverage fresh and prevent them from producing unpleasant smell.
2)Prevent formation of nitrous amine from nitrous acid in meat products.
3)Improve dough quality and make baked food expand to its maximum.
4)Compensate the Vitamin C losses of beverage ,fruits and vegetables during processing rocedures.
5)Used as nutritional element in additives,Feed additives.
Spec
|
Product Name |
ASCORBIC ACID(Vitamin C) |
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Batch No. |
201205271 |
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Analysis Standard: |
BP2010/USP32 |
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Manu.Date |
MAY.2012 |
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Shelf Life |
3 Years |
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|
Net/Gross Weight |
25.0KGS/26.5KGS |
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Contents |
Standard |
Results |
|
|
Characteristics |
White or almost White crystals Crystalline Powder |
Pass |
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Identification |
Positive Reaction |
Positive |
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|
Melting Point |
About 190°C |
191.1°C |
|
|
PH |
2.1-2.6 |
2.46 |
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|
Clarity Of Solution |
Clear |
Clear |
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|
Colour Of Solution |
≤BY7 |
7 |
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|
Copper |
≤5ppm |
5ppm |
|
|
Heavy Metals |
≤10ppm |
<10ppm |
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|
Mercury |
<0.1mg/kg |
<0.1mg/kg |
|
Lead |
<2mg/kg |
<2mg/kg |
|
Arsenic |
≤3ppm |
<3ppm |
|
Cadmium(Cd) |
<1mg/kg |
<1mg/kg |
|
Oxalic Acid |
≤0.2% |
<0.2% |
|
Iron |
≤2ppm |
<2ppm |
|
Loss of Drying |
≤0.4% |
0.03% |
|
Sulphate Ash(Residue On Ignition) |
≤0.1% |
<0.1% |
|
Specific Optical Rotation |
+20.5°–+21.5° |
+21.15° |
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Organic Volatile Impurities |
Pass |
Pass |
|
Assay |
99.0%-100.5% |
99.81% |
|
Residual Solvents |
Methanol:≤3000 ppm |
<100ppm |
|
Total plate count |
≤1000 cfu/g |
<10 cfu/g |
|
Yeasts& molds |
≤100 cfu/g |
<10 cfu/g |
|
Escherichia coli |
Negative in 1g |
Absence in 1g |
Our service principle
1.Client is first.We are trying to bring maximum profit to our clients and we only share small.
2.Credibility is the most important.
3.Quality control is our life.
4.Great sense of responsibility.