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EspañolThe Erythorbic Acid is the stereo isomer of Vitamin C, so its chemical character is same to the Vitamin C. The Erythorbic Acid is white to light yellow white crystal or crystal powder, odorless, has sourness, the melting point is 166~172℃ and decompounding, it will get gradually into black when meeting light
| Items | Standards |
| Description | White to light yellow white crystalline powder |
| Assay | 99.0 ~ 100.5 % |
| Loss on drying | 0.4% Max. |
| Specific Rotation | - 16.5 ~ - 18.0 ° |
| Residue on Ignition | 0.3 % Max. |
| Heavy metal (as Pb) | 10 ppm Max. |
| Lead | 5ppm Max |
| pH Value | 2.2-2.4/p> |
| Oxalate | Passes Test |
| Clarity | Passes Test |
Packing : 25kg/carton
Product should be stored in a cool, dry place.
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