Brass needle valve
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doslaur
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- Posts: 33
- Joined: Sat Jun 19, 2010 10:31 pm
- Location: Heart of Dixie
Brass needle valve
Hey, I'm gonna build another reflux column and I was wondering if it is safe to use the brass needle valves rather than the stainless one. I don't wan't to use it if it will retain the lead that is in it. Is it safe to use the brass valve?