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蒸汽密度
2.5 (vs air)
质量水平
蒸汽压
25.8 psi
等级
puriss. p.a.
形式
liquid
杂质
≤0.001% non-volatile matter
≤0.002% free acid (as CH3COOH)
≤0.005% S-compounds (as S)
≤0.005% benzene (GC)
≤0.01% water (Karl Fischer)
折射率
n20/D 1.376-1.382
bp
60-80 °C
碘值
≤0.3
密度
0.660-0.680 g/mL at 20 °C
痕量阳离子
Al: ≤0.5 mg/kg
B: ≤0.02 mg/kg
Ba: ≤0.1 mg/kg
Ca: ≤0.5 mg/kg
Cd: ≤0.05 mg/kg
Co: ≤0.02 mg/kg
Cr: ≤0.02 mg/kg
Cu: ≤0.02 mg/kg
Fe: ≤0.1 mg/kg
Mg: ≤0.1 mg/kg
Mn: ≤0.02 mg/kg
Ni: ≤0.02 mg/kg
Pb: ≤0.02 mg/kg
Sn: ≤0.1 mg/kg
Zn: ≤0.1 mg/kg
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一般描述
己烷和低沸点氢处理石脑油
石油醚是一种高沸点馏分,其沸点范围为 60-80°C。是荔枝属叶子的提取物。(无患子科)已在石油醚中制备,并评估其抗炎、镇痛和解热活性。
应用
石油醚可用于通过吸附从总类胡萝卜素色素中提取生物活性类胡萝卜素色素。在硅酸吸附色谱法分离脂质混合物的过程中,可将其用于溶剂储层。
其他说明
货号32248-4X2.5L将停产。请订购物理性质和规格相同的单瓶32248-2.5L。
仅适用于德国:unversteuert
警示用语:
Danger
危险分类
Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
靶器官
Central nervous system
储存分类代码
3 - Flammable liquids
WGK
WGK 2
闪点(°F)
24.8 °F - closed cup
闪点(°C)
-4 °C - closed cup
法规信息
危险化学品
Handbook of Analysis and Quality Control for Fruit and Vegetable Products, 84-85 (1986)
The separation of complex lipide mixtures by the use of silicic acid chromatography.
The Journal of biological chemistry, 233(2), 311-20 20-311-20 20 (1958-08-01)
Journal of ethnopharmacology, 54(1), 1-6 (1996-10-01)
Pharmacological studies were conducted with the petroleum ether extract of leaves of the plant Litchi chinensis Gaertn. (Sapindaceae) on experimental animals. The extract was found to possess antiinflammatory, analgesic and antipyretic activity. Acute toxicity studies revealed that the extract, up
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