| 出生地 |
China (Mainland) |
| 牌子的名字 |
North China pharmaceutical |
Appearance: white, crystalline Melting point: 190-192 °C The boiling point: (not) Ultraviolet absorption maximum: 245nm Fluorescence spectrum: excitation wavelength - no nm, fluorescence wavelength - no nm, Solubility: soluble vitamins than curl: + 20.5 U.S. ° to + 21.5 ° Formula: C6H8O6 Molecular weight: 176.13 Composition: a vitamin molecule consists of six carbon atoms, eight hydrogen atoms and six oxygen atoms. Composition: vitamin C consists of carbon, hydrogen and oxygen elements.