M/DBTDIELECTRICLIQUIDFORCAPACTIOR Technicalindexes Number Pilotproject Unit Commercialspecification Testmethod 1 Appearance apha Colorlessslightlyyellow ASTMD2129 2 20,g/cm³ Density20,g/cm³ g/cm³ (20°C)1.01 (100°C)0.98 GB/T1884-2000 ASTMD1810 3 η25DRefractiveindexη25D - Min1.5764 Max1.5794 ISO5661 4 mgKOH/g Acidnumber mgKOH/g <0.015 GB/T264-1983 ASTMD664 5 () Flashpoint(closedcup) °C >135 (min135) GB/T261-1983 ISO2592 ASTMD92 6 Freezingpoint °C <-55 GB/T510-1983 ISO3016 7 (cst),mm²/s,40 Kineticstrength(cst),mm²/s,40 mm2/s <4.0 GB/T265-1988 ISO3104 8 50Hz,kV/2.5mm Relativedielectricconstant,50Hz,kV/2.5mm kV >60 GB/T507-1986 IEC156 9 tgδ,90,50Hz Dielectriclossfactor,tgδ,90,50Hz - <0.004 GB/T5654-1985 IEC247 10 ρv,Ω·m,90 Volumeresistivity,ρv,Ω·m,90 W.cm >1.01012 GB/T5654-1985 IEC247 11 ε,50Hz,2590 Relativedielectricconstantε, 50Hz,2590 - 2.55-2.65 GB/T5654-1985 IEC247 12 μg/g Watercontentμg/g ppm <75 GB/T11132-1989 IEC814 13 ()A,μl/min Propertyofevolvedgasmethod,μl/min µL/min <-130(H2) GB/T11142-1989 IEC628-A 14 Epoxideconcentration mgHCl/g 0.8-1.0% 15 Componentanalysis,MBTDBT 75%-80%25% 20%