BS EN 973:2009 PDF

Scope: This European Standard is applicable to sodium chloride intended for use only in water treatment apparatus, for the regeneration of ion exchangers, intended for water for human consumption. It describes the characteristics and specifies the requirements and the corresponding test methods for sodium chloride. It gives information on its use in water treatment.

BS EN 973:2009 Referenced Document

EN ISO 3696 Water for Analytical Laboratory Use- Specification and Test Methods (ISO 3696 : 1987)
ISO 2479 Sodium chloride for industrial use; Determination of matter insoluble in water or in acid and preparation of principal solutions for other determinations
ISO 2480 Sodium chloride for industrial use; Determination of sulphate content; Barium sulphate gravimetric method
ISO 2482 Sodium chloride for industrial use; Determination of calcium and magnesium contents; EDTA complexometric methods
ISO 2483 Sodium chloride for industrial use; Determination of the loss of mass at 110 degrees C
ISO 3165 Sampling of chemical products for industrial use; Safety in sampling
ISO 6206 Chemical products for industrial use; Sampling; Vocabulary Bilingual edition
ISO 6227 Chemical products for industrial use; General method for determination of chloride ions; Potentiometric method
ISO 8213 Chemical products for industrial use; Sampling techniques; Solid chemical products in the form of particles varying from powders to coarse lumps

2009 BS EN 973:2009 Chemicals used for treatment of water intended for human consumption - Sodium chloride for regeneration of ion exchangers
2002 BS EN 973:2002 Chemicals used for treatment of water intended for human consumption - Sodium chloride for regeneration of ion exchangers