Division 5.1 Preparation of the solution
United Kingdom
According to the nature of the sample, prepare a solution as shown under 5.1.1, 5.1.2 or 5.1.3.
At the same time carry out a blank test omitting the sample to be analysed.
United Kingdom
According to the nature of the sample, prepare a solution as shown under 5.1.1, 5.1.2 or 5.1.3.
At the same time carry out a blank test omitting the sample to be analysed.