Hangzhou Qiwei Instrument Co., LTD |
use
The instrument is used to measure the concentration of carbonate ions dissolved in water.
Main technical parameters
Concentration range: 1 x 10-2 ~ 5 x 10-5mol/L
PH range: < 4.0
The membrane resistance: 300 M or less (25 oC)
Reaction time: 1 x 10-2~1 x 10-4mol/L, <4min (25 oC)
1 ~ 5 x 10 x 10-4-5 mol/L, < 7 min (25 oC)
Major disturbances: NO2, SO2, HAc, formaldehyde, etc