Sodium hydroxide for chemical fiber use - Determination of sodium chloride content - Spectrometric method

Standard published on 13.8.2007

Sodium hydroxide for chemical fiber use--Determination of the calcium content--EDTA complexometric method

Standard published on 25.8.2003

Sodium hydroxide for chemical fiber use - Determination of silicon content - Reduced molybdosilicate spectrophotometric method

Standard published on 29.12.2006

Sodium hydroxide for chemical fiber use - Determination of sulphate content

Standard published on 29.12.2006

Test methods of sodium hydroxide for chemical fiber use -Part 7:Determination of copper content-spectrometric method

Standard published on 18.6.2008

Analytical determination of radium-226 in water

Standard published on 31.3.1989

The general regulation for environmental radiological assessment

Standard published on 31.3.1989

The regulations for monitoring effluents atnuclear facilities

Standard published on 31.3.1989

The determination for alpha-radionuclide of radium in water

Standard published on 31.3.1989

Radiochemical analysis of strontium-90 in ash of biological samples--Ion exchange method

Standard published on 16.3.1989