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正庚烷

正庚烷

价格: 493

品牌:

供货周期: 一周

货号:6793-04

规格:4L

分子式 分子量 CAS 编号 UN编号
CH3(CH2)5CH3 100.21 142-82-5  
1206
物理性能:
闪点,℃: -4
沸点(760mm),℃: 98
密度(g/ml) 25℃: 0.684
介电常数25℃: 1.92
折光率(n20°/D): 1.3870
安全代码:
安全 健康 反应 接触 储存
2 3 0 2
等级GRADE :  高效液相色谱级HPLC/ACS
质量指标 Specifications
 色度 Color (APHA).........................................................................................................10
 纯度 Assay (as n-Heptane)...........................................................................................99.0% min.
           (C7 Hydrocarbons)..............................................................................................99.5% min.
 水 Water.......................................................................................................................0.01%
 蒸发残渣 Residue ater Evaporation ...............................................................................5 ppm
 易炭化物质 Substances Darkened by H2SO4...................................................................To Pass Test
紫外吸收UV Absorbance, (1.00-cm cell vs. water )
                           197nm...............................................................................................1.00  
                           210 nm...............................................................................................0.40
                           220 nm...............................................................................................0.10
                           254 nm...............................................................................................0.01
                           280 nm...............................................................................................0.01
                                                                                                                                                          
产品编号 Product number
 6793-02.......................................................................................................................1L× 6
 6793-04.......................................................................................................................4L× 4


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