PROCEDURE FOR DETERMINATION OF RESIDUAL FREE CHLORINE IN CHLORINATED WATER

• OBJECTIVE:

To lay down a procedure for Determination of residual free chlorine in chlorinated water at Pretreatment    water system.

• SCOPE:

This SOP is applicable for Determination of residual free chlorine in chlorinated water at Pre treatment water system at {Company Name} {Company Location}.

• RESPONSIBILITY:

• Technical Assistant – Engineering is responsible for follow the procedure.

• Executive– Engineering is responsible to ensure the compliance as per SOP.

• ACCOUNTABILITY:

Engineering Head

Head Quality Assurance

• PROCEDURE:

•  Determination of residual free chlorine in chlorinated water shall be carried out with “ENZED CHLOROSCOPE” chlorine test kit.

• The test kit contains:
• Enzed Chloroscopes
• Enzed reagent.
• 2 test tubes

• Open the sampling point and drain out the water for few minutes.

• Take both the test tubes, rinse it several times and fill with water to be tested.

• Add 3 to 4 drops of Enzed reagent in right side test tube with the help of dropper and Mix the water thoroughly till the color turns to yellowish shade uniformly.

• Now insert the tube in the top right-side hole and close the top cover and view against light.

• Compare the color of the water with standard color Disc filled on the left side.

• Immediately read off the concentration of free chlorine in ppm.

• Record free chlorine in ppm as per Annexure-I.

• Collect the chlorinated water before passing to MGF sampling valve.

• Chlorinated water limit Shall be given in their respective SOP.

• Frequency: Daily once at morning.

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• REFERENCES:

  Not Applicable

• ANNEXURES: 

ENCLOSURES: SOP Training Record.

• DISTRIBUTION:

• Controlled Copy No. 01                     Head Quality Assurance
• Controlled Copy No. 02                 Head-Engineering
• Master Copy                           Quality Assurance Department

• ABBREVIATIONS:

MGF                      :          Multi grade filter

PPM                       :          Parts Per Million

• REVISION HISTORY:

                                                             CHANGE HISTORY LOG

ANNEXURE-I
FREE CHLORINE TEST RECORD

Click the link to download word file copy of this document:
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