detail
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 ω (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