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蒸汽密度
2.5 (vs air)
品質等級
蒸汽壓力
25.8 psi
等級
puriss. p.a.
形狀
liquid
雜質
≤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
正離子痕跡
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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一般說明
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。
應用
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。
其他說明
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
訊號詞
Danger
危險分類
Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
標靶器官
Central nervous system
儲存類別代碼
3 - Flammable liquids
水污染物質分類(WGK)
WGK 2
閃點(°F)
24.8 °F - closed cup
閃點(°C)
-4 °C - closed cup
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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