The organic layer in the neck of the flask is aspirated into the atomic absorption burner .
满至烧瓶颈部的有机层被抽吸进入原子吸收燃烧器中。
2
When you use this ERM, please carefully break open the ampoule at the neck and pipet 10 ml from the ampule into 250 ml volumetric flask and bring to volume by 1%HNO3 or 1%HCl solution.
When you use this ERM, please carefully break open the ampoule at the neck and pipet 10 ml from the ampule into 250 ml volumetric flask and bring to volume by laboratory-pure water.