Recent content by divetoss

I have all new fresh test chemicals comming to rule out contamination and confirm results. Will re-test when they arrive. Thanx everyone for all the help and input!

Just performed the extended CH test: Fresh pool sample elbow deep, 25ml exactly in sample tube, added 10 drops R-0012 and swirled >20 sec, added 20 drops R-0010 and swirled the same, added 5 R-0011L swirled, added a drop at a time swirling over 15 sec on each drop counting the 10 drops prior and...

I performed the extended CH test adding the 5 drops of R-0012 to the test water before adding the R-0010 R-0011L and I get a CH 550 . And yes, I added Muriatic acid last week with a pH 8.0 and overshot it down to 7.3 (was out and just got some from the pool store) The pH always likes to...

All tests done with tf-100 kit and readings over a year have been like 280 290 310 290 260......330. I tested twice an hour ago and just tested now the same way I always have and got a slight purple at 64 and blue at 66, drop 67 made no change from previous blue. my tap water is CH 120 and TA...

My CH level has always been in the 280-360 range. All other levels have always been stable and constant. I check weekly for TC and pH and a full TF-100 test bi-weekly. Never had a CH run up ever before. We have had lots of rain here in CA but didn't change test results before. Tested CH...