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化學(xué)配方數(shù)據(jù)庫(kù)
配方類(lèi)型: MISCELLANEOUS
配方說(shuō)明: Citric Acid Cleaning Solution for Membrane Cleaning (pH 2.0-2.5, for
Calcium and Other Cations)
配方組成:
配制方法: Dissolve 10 lb citric acid anhydrous in 500 gal water to make a 0.25% solution of citric acid. No neutralization is necessary.
Recirculate at normal operating pressures for 15 min at 100-110 F. Shut off pump and let soak for 15 min. Recirculate with no back pressure for 15 min. Flush systems with water until clear.

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