Ascorbic Acid-Vitamin C
| 製品名 | Ascorbic Acid |
|---|---|
| CAS番号 | 50-81-7 |
| 別名 | Vitamin C, L-Ascorbic Acid, L-ascorbate |
| 分子式 | C6H8O6 |
| 分子量 | 176.12 g/mol |
| 外観 | 白色からオフホワイトの結晶性粉末 |
| アッセイ | 99.0% – 100.5% (USP/EP/BP) |
| 融点 | 190 – 192 °C (decomposes) |
| 溶解度 | Freely soluble in water (330 mg/mL at 20 °C), slightly soluble in ethanol, insoluble in fat |
| 乾燥減量 | ≤ 0.4% |
| 焼失残渣 | ≤ 0.1% |
| 重金属 | 10 ppm以下 |
| 比回転 | +20.5° to +21.5° (10% w/v aqueous solution) |
| パッケージ | 25 kg net paper bags with PE liner, or 25 kg fiber drums |
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Synonyms: Vitamin C, L-Ascorbic Acid, L-ascorbate, E300, Ascorbate, 3-Oxo-L-gulofuranolactone
Ascorbic Acid, also known as Vitamin C, is a water-soluble vitamin and essential nutrient for humans and many animals. It is a white to off-white crystalline powder, freely soluble in water, with a molecular formula of C6H8O6 and a molecular weight of 176.12 g/mol. It is produced through a combination of chemical and fermentation processes, starting from glucose. Commercially available Ascorbic Acid is typically of high purity, meeting pharmacopeial standards such as USP, EP, and BP.
As a powerful antioxidant and cofactor for various enzymatic reactions, Ascorbic Acid plays a critical role in collagen synthesis, neurotransmitter production, and immune function. It is widely used in the pharmaceutical, nutraceutical, food and beverage, and cosmetic industries. Its versatility and established safety profile make it one of the most widely consumed vitamins globally.
| パラメータ | 仕様 |
|---|---|
| アッセイ | 99.0% – 100.5% |
| 外観 | 白色からオフホワイトの結晶性粉末 |
| 識別 | IR, UV conforms |
| 乾燥減量 | ≤ 0.4% |
| 焼失残渣 | ≤ 0.1% |
| 重金属 | 10 ppm以下 |
| 比回転 | +20.5° to +21.5° |