Product Description:
1. Appearance & Odor
White monoclinic prismatic crystals or crystalline powder, odorless with a strongly sour taste. Two crystal forms exist: α-form (stable below 137 °C) and β-form (stable above 137 °C).
2. Thermal Parameters
Melting point: 185~188 °C
Boiling point: 235 °C (dehydration and decomposition occur simultaneously along with sublimation)
Flash point: 206 °C
Autoignition temperature: 630 °C
Vapor pressure at ambient temperature: Extremely low, negligible at 25 °C
3. Density & Optical Properties
Relative density (25/4 °C): 1.572 g/cm³
Bulk density: Approximately 940 kg/m³
Refractive index : 1.452
4. Solubility (20 °C)
Water: 80 g/L (freely soluble)
Methanol: 158 g/L; Ethanol: 54 g/L; Acetone: 27 g/L; Glycerin: 50 g/L; Diethyl ether: 8.8 g/L
Insoluble / Slightly soluble: Benzene, Toluene, Petroleum ether, Carbon disulfide, Carbon tetrachloride, Chloroform
English
Russia
