This part specifies the principles, reagents and materials, instruments, equipment, sample processing, analysis steps and result calculation for the determination of tin content in tin stripping wastewater by potassium iodate titration. This section is applicable to the determination of tin content in tin stripping wastewater from the printed circuit board industry, with a measurement range of 2% to 15%.
GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
HG/T 3696.1 Inorganic chemicals for industrical use Preparations of standard and reagent solutions for chemical analysis.Part 1:Preparations of standard volumetric solutions
HG/T 3696.3 Inorganic chemicals for industrical use.Preparations of standard and reagent solutions for chemical analysis.Part 3: Preparations of reagent solutions
HG/T 4552.1-2013 history
2013HG/T 4552.1-2013 Method for the measurement tin-content in spent tin-stripping solution.Part 1:Potassium iodate titration method