DIN EN 15075-2013 Chemicals used for treatment of swimming pool water - Sodium hydrogen carbonate German version EN 15075 2013《游泳池水处理用化学试剂 碳酸氢钠 德文版本EN 15075-2013》.pdf

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2、“this product conforms to EN 15075“. 6.5 Storage 6.5.1 Long-term stability Sodium hydrogen carbonate is stable up to 50 C in dry conditions. 6.5.2 Storage incompatibilities Keep bags tightly closed and dry; keep away from acids. DIN EN 15075:2013-07 EN 15075:2013 (E) 11 Annex A (informative) General

3、 information on sodium hydrogen carbonate A.1 Origin A.1.1 Raw materials Sodium hydrogen carbonate is manufactured from sodium chloride, limestone or sodium carbonate and carbon dioxide. A.1.2 Manufacturing process Sodium hydrogen carbonate is produced by following the ammonia-soda-process (SOLVAY p

4、rocess). A.2 Use A.2.1 Function The product is used to increase the pH of swimming pool water. A.2.2 Form in which the product is used The product is used as a powder or as a solution at concentrations up to approximately a mass fraction of 5 %. A.2.3 Treatment dose The treatment dose is variable de

5、pending on water quality and application. Usually, in order to have an efficient treatment, it is recommended that the alkalinity should be between 80 mg/l to 200 mg/l of CaCO3. A.2.4 Means of application The product is dosed directly as a powder or as a solution. For private pools: manual addition

6、directly into the pool or after a previous dissolution. A.2.5 Secondary effects Not relevant. A.2.6 Removal of excess product Remove excess product by using an aqueous solution of acid or by diluting with water. DIN EN 15075:2013-07 EN 15075:2013 (E) 12 A.3 General rules relating to safety A.3.1 Rul

7、es for safe handling and use Anti-dust mask if dust is present. Protective gloves in the case of frequent or prolonged use. Anti-dust glasses if dust is present. A.3.2 Emergency procedures A.3.2.1 First aid In case of contact with eyes, rinse with running water to eliminate particles of the product.

8、 In case of ingestion, water should be given to drink. A.3.2.2 Spillage The product should be collected, and then it should be rinsed with water. A.3.3 Fire Sodium hydrogen carbonate is not combustible. DIN EN 15075:2013-07 EN 15075:2013 (E) 13 Bibliography 1 98/83/EC: Council Directive of 3rd Novem

9、ber 1998 on the quality of water intended for human consumption 2 Regulation (EC) No 1272/2008 of the European Parliament and of the Council of 16 December 2008 on classification, labelling and packaging of substances and mixtures, amending and repealing Directives 67/548/EEC and 1999/45/EC, and amending Regulation (EC) No 1907/2006 (REACH) DIN EN 15075:2013-07