Question Do I need Christo lube

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Scubagermany

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When I am not diving with anything over 40% of oxygen (mostly up to 33%) do I have to use the expensive Christo lube ?

If not, what is good to use?
 
"Food Grade" silicone grease.

Food Grade is an actual US FDA standard that means it doesn't include any potentially toxic components which is nice since you'll be breathing gas that's been in contact with the lube. I don't know if there's an exact German equivalent. But I'd be surprised if there isn't.

Edit - It looks like your standard is LFGB food grade.
 
Tribolube is much better to use and store than Christolube in my experience.

Using O2 safe grease will help stop cross contamination of dive gear/fill whips etc even if it may not be needed for low % nitrox fills from premix or nitrox stick.

I would definitely use O2 safe grease for fills using 100% O2 and mixing with air in O2 clean cylinders.
 
A tube of Christo/Tribolube is expensive, but for a diver servicing a modest collection of their own personal regulators that tube can last a number of years. My tube is so old I should probably replace it.
 
When I am not diving with anything over 40% of oxygen (mostly up to 33%) do I have to use the expensive Christo lube ?

If not, what is good to use?
Get a tube of Dow-Corning 111 molykote silicone lubricant.

Molykote DOW 111 Lubricant &...
 
Stick with the O2 lube, it lasts and lasts and lasts.

I use Krytox, or whichever other tube of all the other stuff I have, when I find where I put them, around the house

Thing is with 100% O2 regs, parts, compressors and boosters, or whatever else there is stashed around the house
I use my O2 lube inside regs Molycote111 on any threads outside the sealing orings of whatever I am working on

Just try keep track of which hand is doing what, it's almost like scratching your nose before you scratch your bum
 

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