anilin

anilin(e) hydrochloride

氢氯酸苯

Fig.10 Comparison of Aa% of collagen in different circumferential direction of aortic arch(section A),stained with Anilin Blue,10A,superior wall; 10B,inferior wall ×4

图10主动脉弓(切面A)胶原纤维相对含量的周向比较。苯蓝染色，10A：血管上，10B：血管，×4

The purpose of polymethylene polyphenyl polyamines purification system is to get rid of anilin and water.The stripping tower and drying tower are two main separation units in the system.

精制系统的任务是脱除粗中的苯和水,针对现有工艺存在的精制效果差、消问题,分别对影响汽提塔和干燥塔的因素进行了模拟分析,提出了相应的改进措施。