This standard specifies the method for the determination of sodium chloride content in sodium hydroxide for industrial use. This standard applies to products with a sodium chloride content (mass fraction) greater than 0.005%.
GB/T 4348.2-2014 Referenced Document
GB/T 29643 Sodium hydroxide for industrial use.Laboratory sample.Preparation of the main solution for carrying out certain determinations
GB/T 603 Preparation of preparations and products used in chemical reagent test methods*, 2023-08-06 Update
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 4348.2-2014 history
2014GB/T 4348.2-2014 Sodium hydroxide for industrial use.Determination of sodium chloride content.Mercurimetric method
2002GB/T 4348.2-2002 Sodium hydroxide for industrial use--Determination of sodium chloride content--Mercurimetric method