A method of controlling the odour emitted by a kerosene composition such that it is below a specified level, by ensuring that the composition has the following properties: (1) the range from initial boiling point to end point, in accordance with the atmospheric pressure distillation test method stipulated in JIS K2254, is in the range of 140° C. to 300° C.; (2) the density is 0.81 g/cm
3
or less; (3) the aromatic hydrocarbon content is 0 to 20% by volume; (4) the sulphur content derived from benzothiophenes and dibenzothiophenes is 0 to 50 ppm by mass; and (5) the fraction at 250° C. and above is 0 to 20% by volume; and such a kerosene composition.
一种通过确保煤油组合物具有以下特性来控制煤油组合物散发的气味,使其低于规定
水平的方法:(1) 根据 JIS K2254 规定的常压蒸馏试验方法,从初沸点到终点的范围在 140 摄氏度到 300 摄氏度之间;(2) 密度为 0.81 克/厘米 3
3
(3) 按体积计算,
芳香烃含量为 0 至 20%; (4) 按质量计算,来自
苯并噻吩和
二苯并噻吩的
硫含量为 0 至 50 ppm;以及 (5) 250 摄氏度及以上的馏分按体积计算为 0 至 20%。