There is a lot about this topic on the forum. Try using search, as it’s the easiest way to find things.
Here is one link: https://community.peptidecritic.com/post/4979
Short answer is yes, you can. I am currently researching tesa, but will probably go back to CJC/Ipa once I run through my inventory of tesa. Reason is discussed in the link above. I think the protocol is on here as well.