Water system in pharmaceuticals may the source of contamination for the manufactured products. It is necessary to prevent the water system from microbial contamination.
But there is some space between the circulation loop and the valve at the user points. This section of stagnant water is known as Dead Leg.
Related: Chemical Sanitization of RO Systems and Biofilm Removal
Long dead legs will have more stagnant water having more microbial growth because the water in the dead leg does not circulate with circulating water. Therefore dead legs should be short.
1.5 times 3 times (updated in TRS 970 page 83) of internal diameter (ID) of the pipe. Nowadays no dead leg pipelines are installed to solve the water staging problems in water systems.
Also see: Water Storage and Distribution System
But there is some space between the circulation loop and the valve at the user points. This section of stagnant water is known as Dead Leg.Related: Chemical Sanitization of RO Systems and Biofilm Removal
Long dead legs will have more stagnant water having more microbial growth because the water in the dead leg does not circulate with circulating water. Therefore dead legs should be short.
Also see: Water Storage and Distribution System
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