Fresh pig lung 8 cases, ABS, acetone and butanone;

离体新鲜猪肺8只；ABS颗粒，丙酮、丁酮；

Absorbed by solvent, butanone-toluene mixture was analyzed by gas chromatography(GC).

利用溶剂吸收采集丁酮甲苯混合组分，并用气相色谱（GC）测定。

Butanone can be miscible with water under low temperature, and formed azeotrope when distillation, making the separation of butanone and water difficulty.

丁酮与水常温下部分互溶，蒸馏时又形成共沸物，给丁酮-水的分离带来了困难。

Determination of oil content in petroleum wax (butanone-toluene method) was studied.

对丁酮-甲苯法测定石油蜡的含油量进行了研究。

Determination of oil content in petroleum wax ( butanone - toluene method ) was studied.

对丁酮 - 甲苯法测定石油蜡的含油量进行了研究.

In this thesis, the Henry coefficients of DMF, butanone and toluene in DBP were measured.

论文测定了DMF 、 丁酮和甲苯在DBP中的亨利系数.

Absorbed by solvent, butanone - toluene mixture was analyzed by gas chromatography ( GC ).

利用溶剂吸收采集丁酮甲苯混合组分,并用气相色谱 ( GC ) 测定.

The invention discloses a strain for generating 3-hydroxy butanone and the application thereof, which belong to the field of bioengineering technology.

本发明属于生物工程技术领域，公开了一种产3-羟基丁酮的菌株及其应用。

Molar ratio of butanone to glycol, the dosage of catalyst, the volume of cyclohexane as the water-carrying agent and reaction time on the yield were discussed and the best conditions were found out.

探讨了丁酮与乙二醇量比、催化剂用量、带水剂及反应时间对收率的影响。

Results Those samples ingredients easy to volatilize were mainly toluene, butanone, gasoline, ethyl acetate, acetone, etc. All of them were rated as low toxic for their acute toxicity.

结果各样品中易挥发的主要成分为甲苯、丁酮、汽油、醋酸乙酯、丙酮等，其急性毒性分级均为低毒。