It is white flammable nontoxic powder with good smell and with specific gravity of 1.095. It can dissolve in hot common solvent and acid, but not in water, ethanol or aether.
白色易吸湿粉末,有愉快气味,可燃、无毒,比重1.095,不溶于水、乙醇、乙醚,溶于热的普通溶剂和酸。
At present, the solvent in the plastic gravure printing ink which in common use is the poisonous toluene.
目前常用的塑料凹印油墨中使用的溶剂为有毒的甲苯。
Tetrachloro-methane is also a common good chemical organic solvent; and often used as the extractive agent in chemical experiments.
四氯甲烷也是一种较常见的化工原料,是一种良好的有机溶剂,在化学实验中常被作为萃取剂等。
Compared with common sample pretreating method of organic solvent extraction, this method showed the advantages of simple procedure, very little loss of analyzed sample, rapidity and sensitivity.
相比目前常用的有机溶剂萃取的样品处理方法,该方法显示了步骤简单、待分析物损失量小和快速灵敏的优点。
At present, the solvent in the plastic gravure printing ink which in common use is the poisonous toluene.
但是目前常用的塑料凹印油墨中使用的溶剂为有毒的苯类溶剂,它对环境及使用人员的身体健康带来了危害。
Common Usage: Water-based and solvent-based products.
普通用途:水性和溶剂型产品。
Acetone is a common chemical to determine if the part has been remarked, but a less harsh solvent is a combination of 3 parts mineral spirits and one part alcohol.
丙酮是一种比较常见的被用来测定元件是否重新标记的化学品,但是不太严格要求的话用三个比例的矿物油和一个比例的乙醇混合而成的溶剂也可以。
The supercritical water has some special characteristics that common water has no, and it can mix with oxygen with any ratio and offer solvent condition of SCWO reaction.
超临界水具有通常状态下的水所没有的特异性质,它可以与氧以任意的比例相混合而成于一相,从而提供了超临界水氧化反应的溶剂环境。
This increased my belief and faith that devotion to common principles eliminates differences in race, and that identity of ideals is the strongest possible solvent of racial dissimilarities.
即对于共同原则之忠心,可以泯灭种族之差异,而且各种理想之相同,乃是对于种族分歧最强之溶解剂。
The present invention is the medicinal use of common valeriana extractive with methanol or other organic solvent.
本发明是北缬草有机溶剂提取物的医药用途,其特征是具有镇静安眠作用。
The present invention is the medicinal use of common valeriana extractive with methanol or other organic solvent.
本发明是北缬草有机溶剂提取物的医药用途,其特征是具有镇静安眠作用。
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