© 2018 Valeport Ltd
Sensors
Page 7
3.1.3. Fluorescein
Performance
Excitation:
470 nm
Detection:
545 nm
Dynamic Range:
0-500 ppb
2 gain settings: 0-25 and 0-500 (software controlled)
Instrument
Detection limit:
<0.01 ppb*
Actual
Detection limit:
0.03 ppb**
Linearity:
0.99 R
2
Response Time:
0.03 to 2 sec
* 3x SD in RO water
** Calibrated against Fluorescein solution
3.1.4. Rhodamine
Performance
Excitation:
520 nm
Detection:
650 nm
Dynamic Range:
0-1000 ppb
2 gain settings, 0-50, 0-1000 (software controlled)
Instrument
Detection limit:
<0.01 ppb*
Actual
Detection limit:
0.06 ppb**
Linearity:
0.99 R
2
Response Time:
0.03 to 2 s
* 3x SD in RO water
** Calibrated against Rhodamine solution
