This standard specifies the method for the determination of sodium chloride content in sodium hydroxide for chemical fiber. This standard applies to products with a chloride content of 0.0002% to 0.02% in sodium hydroxide.
GB/T 11213.2-1989 history
2007GB/T 11213.2-2007 Sodium hydroxide for chemical fiber use.Determination of sodium chloride content.Spectrometric method
1989GB/T 11213.2-1989 Sodium hydroxide for chemical fiber use--Determination of sodium chloride content--Spectrometric method