User manual of PTRC-222 Portable Residual Chlorine Analyzer
Portable Residual Chlorine Analyzer Model:PTRC-222 Operation Guide Email:michael@shboqu.com WhatsApp:86-15000087545 The portable residual chlorine anlayzer has been calibrated before delivery. Users can directly determine samples by the following methods 1. Turn on the power supply of the instrument. 2. On the instrument, press the arrow key to select the function of "select curve", and confirm that the sequence number needed is selected by using the up and down arrow keys (curve 001 is 0.02-2.00mg/L, curve 002 is 2.00-10.00mg/L), and confirm by the "TNTER" key. 3. Blank and sample preparation 3.1 Preparation of blank sample Pick 25.0 mL distilled water up and put into a special colorimetric tube for cleaning and testing on the computer. 3.2 Preparation of samples Take 25.0mL sample clarification solution and put it in a special colorimetric tube for cleaning. Add 1.25ml residual chlorine reagent [Not...