The Splash Potion of Regeneration and Poison has the incorrect durations, with the recent parity changes. Both splash potions on Java have a duration of 1:30, however on Bedrock, it is 2:00, matching the normal bottled potions, but is 30 seconds longer than Java. The best solution is to probably make both the normal bottled and splash potion of regeneration and poison durations of 1:30 as well.

Bedrock:

Java: