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01.
Very rapid agglutination and precipitation of FLOC
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As the aluminum in PAC forms solubly active polynuclear ions due to its intermediate condensation reaction from the start, the time in which FLOC forms and precipitates is very rapid, and its adsorption characteristic is very strong. It forms a very large FLOC and demonstrates very strong adsorption characteristics. Therefore, the time for its stirring, blending, stopping and precipitating is greatly reduced.
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02.
Extensive pH range of agglutination
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As the FLOC's appropriate pH range of agglutination is about 4 times more extensive than that of aluminum sulfur, it is possible to use in the 5-9 pH range under normal conditions.
Its pH effect on the water to be treated is very little. Moreover, fear due to pouring an excess amount is unnecessary as its adaptability to emergencies such as typhoons and localized heavy rains is significant.
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03.
Efficacy in water treatment with low alkali in winter
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As its agglutination ability does not drop in water with low alkali in winter, no additional precipitation agent is needed in water treatment of cold areas.
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04.
Non-necessity/reduced need for preparation of alkali and accelerating agent for agglutination
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Since PAC is basic, alkali reduction and pH drop after its addition are not significant. Therefore, the need to prepare alkali is significantly reduced or is usually even unnecessary.
Therefore, the efficacy of a single treatment with PAC is excellent, compared to using aluminum sulfate jointly with an agglutination-accelerating agent such as active silicate and bentonite.
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05.
Restoration of original scent and color
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PAC is very effective in treating sewages containing large amounts of mineral and organic substances compared to aluminum sulfate.
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06.
Reduction of agglutination treatment costs
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Since PAC is an effective inorganic macromolecular agglutinating agent, up to 1/1.5-1/2 can be saved with it than by using aluminum sulfate. It is also cost-effective, since no alkali agent and agglutinating agent is necessary. Especially, it has superior economic efficacy because it reduces the costs of transport and water treatment and increases the efficacy and safety of the agglutination treatment.
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07.
Simplification of operation and rationality of equipment
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With PAC, the acceptable limits for the appropriate infusion amount and flexibility for change in the quality of water are generous. PAC increases treatment efficacy and safety and therefore simplifies the operation and rationality of equipment.
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08.
Defluoridation
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FT-1700 contains an additional defluoridating agent and is manufactured for superior treatment of elements containing fluorine.
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09.
High purity and good quality
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It has a high degree of purity and good quality compared with heavy metals, mercury and arsenical.
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