ASTM D2710-99 Standard Test Method for Bromine Index of Petroleum Hydrocarbons by Electrometric Titration. 电化学滴定法对石油烃溴指数的测试方法。
In the wet lab, phenol is tested for pH, solidification point, solubility in water, bromine index, color, and distillation ranges. 在湿的实验室中,酚为酸碱值,团结点被测试,水,溴指标,颜色和蒸馏范围的溶解度。
Applying UV spectrometry to choice a method for assay of unknown sample's bromine index 将紫外光谱用于溴指数测定方法的选择
The bromine index of the base oil is low and the viscosity is high. And the oxidation stability is better. 润滑油基础油馏分溴价低、粘度高,氧化安定性能好。
The bromine flame-retardants system was friendly to the environment; it could improve the oxygen index of HIPS alloy up to 32% with excellent balanced property. 添加对环境友好的溴系复合阻燃剂,HIPS合金氧指数可高达32%,具有良好的综合性能。
All kinds of bromine compounds influence inflaming retarding and resisting heat of Polyacrylates by limiting oxygen index determination, thermogram method and so on. 用氧指数(LOI)测定、热重法(TG)等方法研究了各种含溴化合物对聚丙烯酸酯阻燃耐热性的影响。
The result showed that the unit could run well with good quality of product, the content of sulfur and nitrogen and bromine index better than controlled specifi-cations. 分析表明,原料煤油加氢装置运行情况良好,产品质量好,硫和氮含量、溴指数等均优于控制指标。
Experiments on the high pressure fixed bed continuous lubricating oil hydrogenation experiment device show that: as the temperature rises, bromine index, kinematic viscosity, viscosity index and flash point of the refined oil decrease. 使用该催化剂在高压固定床连续润滑油加氢试验装置考察工艺条件,发现随温度的提高,溴指数、运动粘度及粘度指数、闪点随之变小。
As the pressure increases, bromine index and flash point decrease. 随着氢气压力的增大,溴指数和闪点也逐渐变小。