Powell Fabrication & Manufacturing, Inc.

Sodium Hypochlorite Bleach Decomposition




Powell has been involved in the sodium hypochlorite (NaOCl) and chlorine (Cl2) industry since 1964 and is a leading innovator and provider of equipment to safely and efficiently produce, filter, dilute, store, monitor, load, and unload chlorine, sodium hypochlorite, sodium hydroxide, sulfur dioxide, methanol, ammonia, phosgene, hydrochloric acid, phosphoric acid, and a variety of other chemicals.


Powell offers customized solutions for the safe handling and containment of hazardous gases.

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Sodium Hypochlorite Decomposition Software

The Powell Sodium Hypochlorite Decomposition Program generates graphs and tables illustrating the decomposition of sodium hypochlorite based on the user's selected temperature, starting weight, and bleach quality.

The user can automatically generate tables and graphs depicting the decomposition of sodium hypochlorite over time (between 1 and 360 days) for up to four various scenarios based on the selected temperatures, starting weights, and quality of bleach (filtered or non-filtered).

The Powell Sodium Hypochlorite Decomposition Program is available for free.

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Decomposition Software Screen Shot

Example Tables and Graphs generated by the Powell Sodium Hypochlorite Decomposition Software

  • Selected Temperature: 25°C (77° F)
  • Starting Wt. %: 12.5
  • Bleach Quality: Non-Filtered vs. Filtered

Decomposition Graph

line graph

Formation of Oxygen

line graph

Formation of Chlorate

line graph