+ Here's an approximate OTO chart, for off scale results:
https://lh6.googleusercontent.com/-t...rev%252001.jpg
It sounds like your chlorine may be in the 30+ range; if so neither your pH nor DPD chlorine test results will be valid.
+ The test block you photographed is from a K2005 kit, not a K2006. You need a K-1515 kit to make up the difference.
+ Please test and report your CYA (stabilizer) level.
