Posted by michael on December 19, 2001 at 08:17:28:
In Reply to: use of sodium sulfite as an oxygen scavanger posted by michael massey on December 06, 2001 at 19:40:31:
: hi, i am using sodium sulfite in a low pressure boiler. can anyone tell me what the residual ppm of sulfite should be? would it be any different for a high pressure boiler?
: thanks much in advance. cheers, michael massey
10-50 ppm should work for your application.
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