IR-260 Acid Detergent for RO Membrane


  1. Suitable for all aromatic polyamide membranes.
  2. Low froth formula.
  3. Diluent pH 3.0~4.0.
  4. Liquid chemicals mix well.
  5. It can be used repeatedly.

IR-260 is an acid-liquid formula. It can remove metal hydroxide, calcium carbonate, and other scales.


Dilute to 1~3% (1:45).


Item11 times concentrate
AppearanceAmber clear liquid
pH Value (1% water solution)1.0~3.0
Density (20℃), g/cm31.30±0.05
Storage temperatureNot lower than -10℃


  1. Check the water box, pipeline, and filter, and change the filter material if needed.
  2. Input q.v. RO effluence to the water box.
  3. Input q.v. IR-260 to water box, mix the solution with the water pump and measure pH.
  4. Clean the system repeatedly, and measure pH 5~20 minutes. After pH rise to 4, input q.v. IR-260 or acid, till pH does not rise, meaning cleaning is ended.
  5. If pollution is serious, sometimes the first batch of detergent should be evacuated, and the next batch should be required.
  6. Pay attention to the solution temperature, don’t exceed the required temperature.


200L plastic drum, IBC(1000L), customers’ requirement.

200l plastic drum 1000l IBC