Quote Originally Posted by Water_man View Post
The store tech pipetted the water samples into sealed rectangular shaped vials that must have contained reagents (I'm not sure if they were liquid or dry) and then she took the reading off the colorimeter.
Ok, That would be a LaMotte Waterlink or Waterlink Express. It's a pretty good system. We use the same at work. I will warn you that the TA test often reads low and so does the calcium hardness. It has to do with the limitations of the meter so if your Taylor test reads higher on these believe it.