DIN EN 881-2005 人类生活用水处理用化学试剂.氯化铝(单体)、羟基氯化铝(单体)、硫酸盐羟基氯化铝(单体)
Chemicals used for treatment of water intended for human consumption - Aluminium chloride (monomeric), aluminium chloride hydroxide (monomeric) and aluminium chloride hydroxide sulfate (monomeric); German version EN 881:2004
This European standard is applicable to aluminium chloride (monomeric), aluminium chloride hydroxide (monomeric) and aluminium chloride hydroxide sulfate (monomeric) used for treatment of water intended for human consumption. It describes the characteristics and specifies the requirements of aluminium chloride, aluminium chloride hydroxide and aluminium chloride hydroxide sulfate (monomeric) and refers to the corresponding analytical methods. This European Standard does not apply to any polymeric form of these salts (see EN 883). It also gives information for their use in water treatment. It also determines the rules relating to safe handling and use of these aluminium salts.