1) bromine
溴渣
1.
The content and ingredient as well as origins of impurity in bromoethane made from dregs of bromine at a pharmaceutical manufacturer was analysed through GC and GC-MS.
实验结果证明:用60%的乙醇溶液分两次在50℃时溶解溴渣,NaBr的回收率达到98。
补充资料：干渣渣
1.缺乏水分而呈渣屑的样子。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。