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6381-77-7 Sodium erythorbate 6381-77-7
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Introduction of Sodium erythorbate
Sodium erythorbate(6381-77-7) is the sodium salt of erythorbic acid. It is also called araboascorbic acid, monosodium salt.
The IUPAC name of Sodium erythorbate is Sodium (2R)-2-[(2R)-4,5-dihydroxy-3-oxofuran-2-yl]-2-hydroxyethanolate.
Sodium erythorbate is white, free flowing, odorless, crystalline powder or granules. In the dry state it is reasonably stable in air,
but in solution it deteriorates in the presence of air, trace metals, heat, and light.
Specifications of Sodium erythorbate
Item |
Specification |
Result |
Description |
White crystalline powder |
Conforms |
Identification A |
Solubility tests |
Conforms |
Identification B |
Positive test ascorbic acid/dolor reaction |
Conforms |
Identification A |
Positive test for sodium |
Conforms |
Oxalate |
Pass test |
Conforms |
Specific rotation[α]D20 |
-95.5° ~ +98.0° |
+96.43° |
Loss on drying, % |
0.25 max |
0.11 |
Assay, % |
98.0 ~ 100.5 |
99.91 |
Arsenic, ppm |
3 max |
0.5 |
Heavy metals (as Pb), ppm |
10 max |
7.8 |
Lead, ppm |
5 max |
1.4 |
Mercury, ppm |
1 max |
Not detected |
PH value |
5.5-8.0 |
7.5 |
Application of Sodium erythorbate
Sodium Erythorbate is an important antioxidant in the food industry.
1. keep the color and natural flavor of foods and lengthen their storage without any toxicity or side effects.
2. meat processing, fruits, vegetables, tinned jams, etc.
3. drinks, such as beer, grape wines, soft drinks, fruit tea, fruit juices, etc.
.
Usage of Sodium erythorbate
The Sodium Erythorbate is mainly used in foodstuff industry, used as the antioxidant of the food, broadly used in meat food, fish food, beer, fruit juice, syrup crystal, fruit and vegetable tin, cake, dairy produce, confiture, sherry, pickles, and grease etc.
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