航空煤油和普通煤油的区别在哪里？煤油密度多少
煤油 3#航空煤油 
☉又名三号喷气燃料 
牌号3#密度0.765（g/cm3） 
蒸气密度0.78（g/cm3） 
净热值42.9（MJ/kg） 
实际胶质5（mg/100mL） 
电导率0.01（pS/m） 
____________________________________________________________________ 
项 目 质量指标 试验方法密度 
____________________________________________________________________ 
密度（20℃）/(kg/m3) ≥765 GB/T1884或GB/T1885 
____________________________________________________________________ 
馏程/℃ 
初馏点 10%馏出温度 ≤150 GB/T255 
_____________________________________________________________ 
50%馏出温度 ≤165 
_____________________________________________________________ 
90%馏出温度 ≤195 
_____________________________________________________________ 
98%馏出温度 ≤230 
____________________________________________________________________ 
残留量及损失量/%（V/V） ≤2.0 GB/T255 
____________________________________________________________________ 
闪点（闭口)/℃ ≥28 GB/T261 
____________________________________________________________________ 
运动粘度/(mm2/s)20℃ ≥1.25 
______________________________________________________________ 
-40℃ ≤8.0 GB/T265 
____________________________________________________________________ 
结晶点/℃ ≤-60 SH/T0197(按未脱水法) 
____________________________________________________________________ 
芳香烃含量/%(V/V) ≤20 SH/T0177 
____________________________________________________________________ 
碘值/（gI/100g） ≤3.5 GB/T0234 
____________________________________________________________________ 
酸度/(mgKOH/100mL) ≤1.0 GB/T258 
____________________________________________________________________ 
硫含量/% ≤0.10 GB/T380 
____________________________________________________________________ 
硫醇性硫含量/% ≤0.005 GB/T1792 
____________________________________________________________________ 
铜片腐蚀（100℃，2h） ≤1 GB/T5096 
____________________________________________________________________ 
银片腐蚀（50℃，4h）/级 ≤1 SH/T0023 
____________________________________________________________________ 
净热值/(MJ/kg） ≥42.9 GB/T384及注①燃烧性能（需满足下列要求之一） 
____________________________________________________________________ 
a.无烟火焰高度/mm ≥25 GB/T382 
____________________________________________________________________ 
b.萘系烃含量 
(无烟火焰含量不小于20mm时)/% ≥3 SH/T0181 
____________________________________________________________________ 
c.辉光值 ≥45 GB/T11128 
____________________________________________________________________ 
实际胶质/（mg/100mL） ≤5 GB/T509 
____________________________________________________________________ 
灰分/% ≤0.005 GB/T508 
____________________________________________________________________ 
水溶性酸或碱& 无 GB/T259 
____________________________________________________________________ 
机械杂质及水份 无 注② 
____________________________________________________________________ 
水反应 
____________________________________________________________________ 
体积变化/mL ≤1 GB/T1793 
____________________________________________________________________ 
界面情况/级 ≤1b 实测 GB/T1793 
____________________________________________________________________ 
分离程度/级 实测 
____________________________________________________________________ 
电导率 0.01(ps/m) 
____________________________________________________________________ 
包装：165KG/桶 或 槽车