Chemicals not on Sergei's Recipe Sheet

[Brewer 2.0 / Celtic]

Got told that there was chemicals that are NOT on Sergei's Recipe Sheet.

( https://docs.google.com/spreadsheets/d/1qmqDFLnjNxbLzoLBJiUf6jFCJNKiv0CfR_4rTNwwVZE/edit#gid=0 )

If anyone knows what they are, I'd be super grateful.