Pool Chemical Dosage Charts

Before you use any of the following information to adjust your swimming pool and/or spa chemistry, please refer to the safety information toward the bottom of this page.

The following tables are provided to allow you to adjust your pool chemistry yourself. If you have any questions, please call us at 631-242-2667.

Key to the tables:

  • Tab 1: To Lower Alkalinity using Liquid Pool Acid
  • Tab 2: To Lower Alkalinity using Sodium Bisulphate

  • Tab 3: To Raise Alkalinity using Sodium Bicarbonate

  • Tab 4: To Raise Calcium Hardness using Calcium Chloride Dihydrate

  • Tab 5: Super Chlorination for Removal of Green Algae

  • Tab 6: Daily Chlorination Addition to Introduce 3.0 PPM

  • Tab 7: To Raise Chlorine Stabilizer Level using Cyanuric Acid

To Lower Alkalinity using Liquid Pool Acid
Reduce By Pool Volume
PPM 1000 GAL 5000 GAL 10000 GAL 15000 GAL 20000 GAL 25000 GAL
10 0.26cup 1.3cup 1.3pts 1.95pts 2.6pts 3.25pts
20 0.52cup 1.3pts 1.3qts 1.95qts 2.6qts 3.25qts
30 0.78cup 1.5pts 1.95qts 2.93qts 3.90qts 1.22gal
40 1.04cup 1.3qts 2.6qts 3.9qts 1.3gal 1.63gal
50 1.3cup 1.63qts 3.25qts 1.22gal 1.63gal 2.03gal
60 1.56cup 1.95qts 3.9qts 1.46gal 1.95gal 2.44gal
70 1.82cup 2.28qts 1.14gal 1.71gal 2.28gal 2.84gal
80 1pt 2.6qts 1.3gal 1.95gal 2.6gal 3.25gal
90 1.17pts 2.93qts 1.46gal 2.19gal 2.93gal 3.66gal
100 1.3pts 3.25qts 1.63gal 2.44gal 3.25gal 4.06gal
To Lower Alkalinity using Sodium Bisulphate
Reduce By Pool Volume
PPM 1000 GAL 5000 GAL 10000 GAL 15000 GAL 20000 GAL 25000 GAL
10 2.5oz 12.8oz 1lb 9oz 2lb 6oz 3lb 3oz 4.00lbs
20 5oz 1lb 9oz 3lbs 3oz 4lbs 13oz 6lb 7oz 8.0lb
30 7oz 2lb 7oz 4lb 13oz 7lb 3oz 9lb 10oz 12.00lb
40 11oz 3lb 3oz 6lb 6oz 9lb 10oz 12lb 15oz 16lb
50 13oz 4.0lb 8.0lb 12.0lb 16.0lb 20.00lb
60 15oz 4lb 13oz 9lb 10oz 14lb 6oz 19lb 4oz 24.00lb
70 1.2lb 5lb 10oz 11lb 4oz 16lb 13oz 22lb 6oz 28.00lb
80 1lb 4oz 6lb 6oz 12lb 13oz 19lb 3oz 25lb 8oz 32.00lb
90 1lb 7oz 7lb 4oz 14lb 8oz 21lb 10oz 28.00lb 36.00lb
100 1lb 10oz 8.00lb 16.00lb 24.00lb 32.00lb 40.00lb
To Raise Alkalinity using Sodium Bicarbonate
Increase By Pool Volume
PPM 1000 GAL 5000 GAL 10000 GAL 15000 GAL 20000 GAL 25000 GAL
10 0.15lbs 0.75lbs 1.5lbs 2.25lbs 3.0lbs 3.75lbs
20 0.3lbs 1.5lbs 3.0lbs 4.5lbs 6.00lbs 7.5lbs
30 0.45lbs 2.25lbs 4.5lbs 6.75lbs 9.00lbs 11.25lbs
40 0.60lbs 3.00lbs 6.00lbs 9.00lbs 12.00lbs 15.00lbs
50 0.75lbs 3.75lbs 7.50lbs 11.25lbs 15.00lbs 18.75lbs
60 0.90lbs 4.50lbs 9.00lbs 13.00lbs 18.00lbs 22.50lbs
70 1.05lbs 5.25lbs 10.5lbs 15.75lbs 21.00lbs 22.65lbs
80 1.20lbs 6.00lbs 12.00lbs 18.00lbs 24.00lbs 30.00lbs
90 1.35lbs 6.75lbs 13.5lbs 20.25lbs 27.00lbs 33.75lbs
100 1.5lbs 7.50lbs 15.00lbs 22.50lbs 30.00lb 37.50lbs
To Raise Calcium Hardness using Calcium Chloride Dihydrate
Increase By Pool Volume
PPM 1000 GAL 5000 GAL 10000 GAL 15000 GAL 20000 GAL 25000 GAL
10 2oz 10oz 1lb 4oz 1lb 14oz 2lb 8oz 3lb 2oz
20 4.0oz 1lb 4oz 2lb 8oz 3lb 12oz 5.0lb 6lb 4oz
30 6oz 1lb 14oz 3lb 12oz 5lb 10oz 7lb 8oz 9lb 6oz
40 8oz 2lb 8oz 5lb 7lb 8oz 10lb 12lb 8oz
50 10oz 3lb 2oz 6lb 4oz 9lb 6oz 12lb 8oz 15lb 10oz
60 12oz 3lb 12oz 7lb 8oz 11lb 4oz 15lb 18lb 12oz
70 14oz 4lb 6oz 8lb 12oz 13lb 2oz 17lb 8 oz 21lb 14oz
80 1lb 5lb 10lb 15lb 20lb 25lb
90 1lb 2oz 5lb 10oz 11lb 4oz 11lb 4oz 16lb 4oz 22lb 8oz
100 1lb 4oz 6lb 4oz 12lb 8oz 18lb 12oz 25lb 31lb 4oz
Super Chlorination for Removal of Green Algae
Percentage Pool Volume
NOTE: NEVER ADD POWDER CHLORINE DIRECT ON TO A LINER POOL: MIX FIRST IN A BUCKET.
Chlorine 1000 GAL 5000 GAL 10000 GAL 15000 GAL 20000 GAL 25000 GAL
Granular 65% 6.71oz 1.93lbs 3.85lbs 5.77lbs 7.70lbs 10.5lbs
Di Chlor 56% 7oz 2.09lbs 4lb 4oz 6lb 6oz 8lb 8oz 10lb 10oz
Sodium Hypo 12.5% 1.00qts 1.25gal 2.50gal 3.75gal 5.0gal 6.25gal
Daily Chlorination Addition to Introduce 3.0 PPM
Percentage Pool Volume
Chlorine 1000 GAL 5000 GAL 10000 GAL 15000 GAL 20000 GAL 25000 GAL
Granular 65% 0.6oz 3.0oz 6.0oz 9.0oz 12.0oz 15.0oz
Di Chlor 56% 0.70oz 3.3oz 6.6oz 10.0oz 13.2oz 16.5oz
Sodium Hypo 12.5% 3.21 floz 1.0 pint 2.0 pints 3.0 pint 4.0 pint 5.1 pint
To Raise Chlorine Stabilizer Level using Cyanuric Acid
Increase By Pool Volume
PPM 1000 GAL 5000 GAL 10000 GAL 15000 GAL 20000 GAL 25000 GAL
10 1.3oz 6.5oz 13oz 19.5oz 26oz 32.5oz
20 2.6oz 13oz 26oz 39oz 52oz 65oz
30 3.9oz 19.5oz 39oz 58.5oz 78oz 97.5oz
40 5.2oz 26oz 52oz 78oz 104oz 130oz
50 41.6oz 32.5oz 65oz 97oz 130oz 162.5oz

Safety Information | Legal Disclaimer

Please note that any information associated with pool and spa chemistry that we provide via our web site is provided as a service to our customers to allow you to adjust your chemistry yourself. That said, if you do adjust your chemistry yourself, we have to warn you that you do so at your own risk. Swimming pool and spa chemicals can be dangerous to your health and even harmful to life and and/or property if not handled with appropriate care, and require special handling and storage methods. The Ultimate in Pool Care will not be held responsible for any injuries to your health, life, and/or property associated with the use of information in the tables included in this document. Please refer to the special SAFETY CAUTION that follows for more information.

CAUTION: Swimming pool and spa chemicals can be dangerous to your health and require special handling and storage methods. Before using the information provided in this document, please ensure you review Safe Storage and Handling of Swimming Pool Chemicals provided by the United States Environmental Protection Agency (U.S. EPA).

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