I am using RO system for Boiler Water treatment plant. I tested the water sample for Silica and it comes out to be 28.3mg/l as SiO2.  Just want to know if there is any harm for the RO membrane ? What is the permissible limit and maximum limit so that RO membrane will take care ?

Plese advise

Prabhakar
yadawadbros@gmail.com