中文名称：L-抗坏血酸钠
英文名称：Sodium L-ascorbate, BP, Ph. Eur., USP grade
CAS号：134-03-2
生产厂家：Glentham
| Physical Description | White to light-yellow crystalline powder or crystals |
| Identification | Tests according to BP, Ph. Eur., USP |
| Solubility (10% in water) | Clear, colourless to pale yellow solution |
| pH (10% in water) | 7.0 - 8.0 |
| Specific Optical Rotation | +103 - +106 ° (dried basis) |
| Oxalic Acid | ≤ 0.2% |
| Impurities C, D | ≤ 0.15% |
| Any Unspecified Impurity | ≤ 0.1% |
| Total Impurities | ≤ 0.2% (exc. C + D) |
| Sulphates | ≤ 150ppm |
| Copper (Cu) | ≤ 5ppm |
| Iron (Fe) | ≤ 2ppm |
| Nickel (Ni) | ≤ 1ppm |
| Heavy Metals | ≤ 10ppm |
| Arsenic (As) | ≤ 3ppm |
| Lead (Pb) | ≤ 2ppm |
| Mercury (Hg) | ≤ 1ppm |
| Loss on Drying | ≤ 0.25% |
| Assay | 99.0 - 101.0 % (dried basis) |
| Pharmacopoeia Specification(s) | BP, Ph. Eur., USP |
| Specification Version | 1.1 |
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