项目 分析纯
(AR)
外观Appearance 白色结晶固体
纯度Purity ≥99.0% (GC)
凝固点Freezing point 30.0-32.0 ℃
醇溶性试验Solubility in EtOH(95vol/%) 合格
酸值Acid value 323-328 mg KOH/g
项目 化学纯
(CP)
含量Assay ≥98%
结晶点Freeging point,℃ ≥29.0
折光率Refractive index n20/D 1.4275-1.4295
灼烧残渣Residue ignition ≤0.05%
项目 ≥98%, FCC, FG
外观Appearance Colorless or white crystals or powder
红外光谱Infrared spectrum Conforms to Structure
纯度Purity (GC) ≥98.0 %
水分Water (by Karl Fischer) ≤0.2 %
灼烧残渣Residue on ignition (Ash) ≤0.1 %
凝固点Solidification Point 27.0 - 32.0 °C
酸值Acid Value 320.0 - 329.0 ml
非皂化物质Unsaponifiable Matter ≤0.2 %
碘值Iodine Value ≤0.6
砷Arsenic (As) ≤3 ppm
镉Cadmium (Cd) ≤1 ppm
汞Mercury (Hg) ≤1 ppm
铅Lead (Pb) ≤10 ppm
|