The standard method with atmospheric pressure correction for distillation test of coking benzene products is studied. The distillation range of coking benzene products is defined.
研究了焦化苯类产品蒸馏试验的气压补正标准方法，对焦化苯类产品的馏程范围进行了定义。
Test results showed that benzene sampling sites exceeding 100% of benzene, toluene standard rate 21.3%, 57.4% xylene standard rate.
检测结果显示，苯系物采样场所中苯超标率100%，甲苯超标率21.3%，二甲苯超标率57.4%。
The effects of the three dewaxing solvents, including low benzene content, medium benzene content and no benzene, were compared by test data. The advantages of MIBK solvent was demonstrated.
并以试验室数据，对低苯量、中苯量、无苯三种脱蜡溶剂的脱蜡效果进行比较，论证了MIBK溶剂的优越性。
Test Method for Benzene and Toluene in Finished Motor and Aviation Gasoline by Gas Chromatography (05.
用气相色谱法测定机动车和航空用汽油中苯和甲苯的试验方法（05。
As for the existing benzene-spurting for the stand-by distillating pump since test running, we analyse it from the aspects of operation and design and raise the corresponding innovative approach.
针对精苯装置预备蒸馏系自投料生产以来存在的喷苯现象，从操作和设计等方面进行原因分析并采取相应的改进措施。
Objective To establish a limit test of benzene-series residues in the total-saponins of separated and purified by macro reticular resin Panax quinque folium L.
目的建立大孔树脂分离纯化西洋参总皂苷的苯系残留限量检查方法。
Objective To establish a limit test of benzene-series residues in the total-saponins of separated and purified by macro reticular resin Panax quinque folium L.
目的建立大孔树脂分离纯化西洋参总皂苷的苯系残留限量检查方法。
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