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参考报价：电议 型号：
产地：日本 在线咨询
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RUFUTO-871介电常数测定仪
● 从纯水到非极性有机溶剂的介电常数测定
●量程：1～20; 1～200；准确度: ±2%
●可以测定混合溶剂相，用于提高Zeta电位的计算精度
●操作简单，校正方便；开放式探头结构，容易清洗
●用纯水或已知介电常数的液体进行校正
RUFUTO-871介电常数测定仪
Pure liquid | ||||
Material | Measured Dielectric Constant | Temperature [?C] | Published1 Dielectric Constant | Difference2 [%] |
Cyclohexane | 2.04 | 25.0 | 2.016 | 1.19 |
Toluene | 2.37 | 24.5 | 2.375 | -0.21 |
Ethanol | 25.1 | 25.1 | 25.1 | 0.00 |
Methanol | 32.9 | 24.0 | 32.77 | 0.40 |
Distilled- Water | 79.2 | 24.2 | 78.64 | 0.71 |
78.3 | 24.2 | 78.64 | -0.43 | |
80.3 | 21.7 | 79.54 | 0.96 | |
Mixtures | ||||
Methanol+ Water (1:1) | 61.5 | 25.0 | N/A | ??? |
1. CRC Handbook of Chemistry and Physics
2. %Difference＝{(Measured－Published)／Published}×100
