New Water Chemistry Calculator

[larrybrewer]

Wow, that London water does vary. I googled across several sources and took averages. It is very possible the numbers change over time with differing treatment methods.

Looks like Beer smith and Palmer's are closer:

http://www.howtobrew.com/section3/chapter15-2.html

I would be happy to update the London water profile.

 

[JaimeTheLimey]

Thank OP. This is great.