Post Fix

Super Wick-In = Loctite 290 mentioned in [3]
- $15 Amazon - [4]. NSF 61 water grade.
Vibra-tite 150 is competitor to Locktite 290 - [5]. Dimethacrylate ester [6]
Vibra-tite 320 - competes with Loctite 420 - ethyl cyanoacrylate [7]
Wicking-grade threadlocker is what we are looking for. For use on pre-assembled bolts or threads.
Penetrating grade threadlocker -
From [8] - another is Highside Broad Spectrum Threadlocker [9]. Used for joining dissimilar metals - would it prevent corrosion? See brochure [10]. Amazon [11].
Last - Anti-Seize Technology Series 90PW - [12]

NSF 61