This standard covers the treatment of backwash wastewater from filter backwashing as part of water treatment in swimming pools and baths.*) See, for example, the DIN 19643 series for suitable treatment systems. O The standard specifies conditions and criteria relating to the wastewater treatment to ensure that no harmful effects result from treated backwash water. The treated water may be categorized in terms of its further use as follows: -- type 1 water: for use as filling water, filter backwash water and water as used for type 2 and type 3 applications; -- type 2 water: for use for cleaning surfaces, flushing toilets and irrigation; -- type 3 water: for direct discharge into watercourses.
DIN 19645-2006由德国标准化学会 DE-DIN 发布于 2006-04。
DIN 19645-2006 在中国标准分类中归属于: Z16 水环境有毒害物质分析方法,Y55 体育设施及器械,在国际标准分类中归属于: 13.060.30 污水。
* 在 DIN 19645-2006 发布之后有更新,请注意新发布标准的变化。
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