| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a composition for boiler water treatment which is an agent for boiler water treatment used in a phosphate treatment of a boiler, is a one-liquid liquid composition requiring troublesome dissolving work, etc. and is improved in low-temperature stability, a problem of conventional liquid compositions.SOLUTION: A liquid composition for boiler water treatment is an aqueous solution containing (A) two or more of condensed phosphoric acids and/or their sodium salts having different condensation degrees selected from the range of 3-9 and (B) sodium hydroxide and is improved in low-temperature stability.</p> |
