Anyone use the API Carbonate test?

[ser_renely]

question,

Do you want it to turn full yellow, or just the first phase of yellow - which is sort of a yellow/blue?

Thanks,
Ser

 

[adnantz]

I use the api test and I wait for the full yellow. When it starts to change I know there is only 1 or 2 drops to go.

 

[ser_renely]

ty