Recent content by campoly

  1. C

    Vastly different readings

    Mr. Bruce< Yes using speed stir. I just retested TA and CH and I took your advice and wiped the tip. This time TA was at 100 (was 280 the first time) so I think that wiping the tip on the TA test made a huge difference. CH also showed a huge difference this time at 425 was (625 the first time)...
  2. C

    Vastly different readings

    I hope someone can help me understand this. I have TF-100 test kit. Currently they are about 8 months old. With this set I get TA at 100, CH at 450 (salt pool). I just received a new set of replacements. With the new set, I get TA at 280 and CH at 625. I store my kit in my home in a cabinet...