How’s much Purox chlorinating liquid to add to pool at start up

[Sherriross88]

I am starting up my pool and it’s 6503 litres. How much purox do I add to it??
thanks
Sherri

 

[frustratedpoolmom]

Go to the PoolMath calculator - link is above, and change the "units" in the right corner from "US" to "Metric" then enter your litres in the size box at the top left. I'm assuming Purox is liquid chlorine like Clorox Bleach?