| Customization: | Available |
|---|---|
| CAS No.: | 89-65-6 |
| Formula: | C6h8o6 |
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| Erythorbic Acid Basic information | |
| Product Name: | Erythorbic Acid |
| CAS: | 89-65-6 |
| MF: | C6H8O6 |
| MW: | 176.12 |
| EINECS: | 201-928-0 |
| Mol File: | 89-65-6.mol |
| Erythorbic Acid Chemical Properties | |
| Melting point | 169-172 °C (dec.) (lit.) |
| alpha | -17.25 º (c=10, H2O 25 ºC) |
| Boiling point | 227.71°C (rough estimate) |
| density | 1.3744 (rough estimate) |
| FEMA | 2410 | ERYTHROBIC ACID |
| refractive index | -17.5 ° (C=10, H2O) |
| storage temp. | 2-8°C |
| solubility | H2O: 0.1 g/mL, clear, colorless to very faintly yellow |
| form | Crystals or Crystalline Powder |
| pka | 4.09±0.10(Predicted) |
| color | White to slightly yellow |
| optical activity | [α]25/D 16.8°, c = 2 in H2O |
| Water Solubility | 1g/10mL |
| Merck | 145,126 |
| BRN | 84271 |
| Stability: | Stable. Combustible. Incompatible with chemically active metals, aluminium, zinc, copper, magnesium, strong bases, strong oxidizing agents. |
| InChIKey | CIWBSHSKHKDKBQ-JLAZNSOCSA-N |
| CAS DataBase Reference | 89-65-6(CAS DataBase Reference) |
| EPA Substance Registry System | Isoascorbic acid (89-65-6) |
|
Serial Number |
Test Item |
Standard |
Result |
|
1 |
Appearance |
White Crystal Powder, Odorless, Sweet |
White Crystal Powder, Odorless, Sweet |
|
2 |
Assay (dry basis),% |
99.0-101.0 |
99.8 |
|
3 |
Specific optical rotation |
+52.5º-+53.3º |
+53.1º |
|
4 |
Acidity or alkalinity |
6g sample 0.1mol/L NaOH≤0.15ml |
0.05ml |
|
5 |
Water |
Not more than 1.0% |
0.12% |
|
6 |
Arsenic |
Not more than 1ppm |
<0.25ppm |
|
7 |
Calcium |
Not more than 200ppm |
<50ppm |
|
8 |
Lead in sugars |
Not more than 0.5ppm |
<0.5ppm |
|
9 |
Chloride |
Not more than 125ppm |
<25ppm |
|
10 |
Sulphates |
Not more than 200ppm |
<25ppm |
|
11 |
Sulphites |
≤15ppm SO2 |
<15ppm SO2 |
|
12 |
Sulphated ash |
≤0.10% |
0.02% |
|
Conclusion: The above product conforms to the standard. |
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