This is the exposure draft of revision of GB 5009.36-2016. Compared with GB 5009.36-2016, ion chromatography and flow injection/continuous flow spectrophotometry are added as the third method and the fourth method respectively. The original third method is deleted. Besides, the scope, the original first and second methods are revised.
It includes scope, principle, reagent and materials, apparatus and equipment, analysis steps, formulation of the result and accuracy.