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| QL201 Free Chlorine Meter: |
Range: 0.00 to 2.50mg/L
Resolution: 0.01mg/L
Response time: Less than 10 second
Sample Required: 20mL
Calibration solution: Potassium permanganate
Method: Based on the principle of the reaction between free chlorine and the DPD reagent causes a pink tint in the sample
Power: 9V transformer or 3 batteries
Can do a hand-held operation for its little body |
| picture:(Details - please point Photo) |
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