Potentiometry based on Ion-Selective Electrode (ISE)

Browse Products

3.33M KCl Internal Reference Solution
more 3.33M KCl Internal Reference Solution
LAQUAtwin Ca-11C
more LAQUAtwin Ca-11C

Pocket Water Quality Meters

LAQUAtwin pH-33
more LAQUAtwin pH-33

Pocket Water Quality Meters

Internal Solution for Reference Electrode Type 300
more Internal Solution for Reference Electrode Type 300
LAQUAtwin pH-22
more LAQUAtwin pH-22

Pocket Water Quality Meters

Standard solution (NaCl 5.0%) Y021H
more Standard solution (NaCl 5.0%) Y021H
LAQUAtwin pH-11
more LAQUAtwin pH-11

Pocket Water Quality Meters

Standard solution (NaCl 0.5%) Y021L
more Standard solution (NaCl 0.5%) Y021L
Internal Solution for Reference Electrode 310
more Internal Solution for Reference Electrode 310
2.50 mmol/L Calcium Ion Standard Solution Y052H
more 2.50 mmol/L Calcium Ion Standard Solution Y052H
LAQUAtwin Ca-11
more LAQUAtwin Ca-11

Pocket Water Quality Meters

Standard solution (Conductivity 12.9mS/cm) Y071H
more Standard solution (Conductivity 12.9mS/cm) Y071H
Reference Electrode 2060A-10T
more Reference Electrode 2060A-10T

Standard type

TW-150
more TW-150

Online Water Quality Monitor

Ammonia Electrode Filling Solution
more Ammonia Electrode Filling Solution
LAQUAtwin NO3-11C/NO3-11S/NO3-11
more LAQUAtwin NO3-11C/NO3-11S/NO3-11

Pocket Water Quality Meters

Standard solution (Conductivity 1.41mS/cm) Y071L
more Standard solution (Conductivity 1.41mS/cm) Y071L
Powder for Internal Solution for Reference Electrode 350
more Powder for Internal Solution for Reference Electrode 350
Powder for ORP Standard Solution 160-51
more Powder for ORP Standard Solution 160-51
Reference Electrode 2565A-10T
more Reference Electrode 2565A-10T

Double-junciton type

9300-10D ORP Electrode
more 9300-10D ORP Electrode
TW-100
more TW-100

Water Distribution Monitor

Calcium ion sensor S051
more Calcium ion sensor S051
1.25 mmol/L Calcium Ion Standard Solution Y052L
more 1.25 mmol/L Calcium Ion Standard Solution Y052L
Chloride ion electrode (combination) 6560S-10C
more Chloride ion electrode (combination) 6560S-10C
100 mg/L Ammonium Ion Standard Solution
more 100 mg/L Ammonium Ion Standard Solution
LAQUAtwin K-11
more LAQUAtwin K-11

Pocket Water Quality Meters

pH 4.01 Buffer 514-4
more pH 4.01 Buffer 514-4
pH Sensor S010
more pH Sensor S010
pH Tip 7112
more pH Tip 7112
Powder for ORP Standard Solution 160-22
more Powder for ORP Standard Solution 160-22
Temperature Compensation Electrode 4163-10T
more Temperature Compensation Electrode 4163-10T
UP-100
more UP-100

Micro Volume pH Monitor

Calcium Electrode Filling Solution
more Calcium Electrode Filling Solution
1000 mg/L Ammonium Ion Standard Solution
more 1000 mg/L Ammonium Ion Standard Solution
LAQUAtwin Na-11
more LAQUAtwin Na-11

Pocket Water Quality Meters

Standard Solution (pH 7.00) 514-7
more Standard Solution (pH 7.00) 514-7
Salt electrode S021
more Salt electrode S021
100 mg/L Calcium Ion Standard Solution
more 100 mg/L Calcium Ion Standard Solution
514-22
more 514-22

1.41 mS/cm Conductivity Standard Solution

Sodium ion electrode S022
more Sodium ion electrode S022
HC-200F
more HC-200F

Field-installation Type Simplified Fluoride Ion Concentration Meter(Four-Wire Transmission)

Chloride ion electrode tip 7660S
more Chloride ion electrode tip 7660S
Chloride Electrode Filling Solution
more Chloride Electrode Filling Solution
1000 mg/L Calcium Ion Standard Solution
more 1000 mg/L Calcium Ion Standard Solution
514-23
more 514-23

12.9 mS/cm Conductivity Standard Solution

Potassium Ion Sensor S030
more Potassium Ion Sensor S030
100 mg/L Chloride Ion Standard Solution
more 100 mg/L Chloride Ion Standard Solution
Fluoride ion electrode (combination) 6561S-10C
more Fluoride ion electrode (combination) 6561S-10C
1000 mg/L Chloride Ion Standard Solution
more 1000 mg/L Chloride Ion Standard Solution
514-05
more 514-05

0.5% NaCl Standard Solution

NIST pH Buffer Solution Kit
more NIST pH Buffer Solution Kit
Nitrate ion electrode S040
more Nitrate ion electrode S040
U-50
more U-50

Multi-parameter Water Quality Checker

Fluoride Electrode Filling Solution
more Fluoride Electrode Filling Solution
100 mg/L Fluoride Ion Standard Solution
more 100 mg/L Fluoride Ion Standard Solution
514-50
more 514-50

5.0% NaCl Standard Solution

USA pH Buffer Solution Kit
more USA pH Buffer Solution Kit
Calcium Ion Sensor S050
more Calcium Ion Sensor S050
1000 mg/L Fluoride Ion Standard Solution
more 1000 mg/L Fluoride Ion Standard Solution
Conditioning Solution 514-20
more Conditioning Solution 514-20
pH 1.68 Buffer Solution
more pH 1.68 Buffer Solution
HP-480(W)
more HP-480(W)

Industrial pH meter

Fluoride ion electrode tip 7661S
more Fluoride ion electrode tip 7661S
Nitrate Electrode Filling Solution
more Nitrate Electrode Filling Solution
100 mg/L Nitrate Ion Standard Solution
more 100 mg/L Nitrate Ion Standard Solution
LAQUA PH1300
more LAQUA PH1300

Benchtop Water Quality Meters

pH 4.01 Buffer Solution
more pH 4.01 Buffer Solution
Standard solution (Sodium Ion 2000ppm) Y022H
more Standard solution (Sodium Ion 2000ppm) Y022H
Ammonia electrode (combination) 5002S-10C
more Ammonia electrode (combination) 5002S-10C
1000 mg/L Nitrate Ion Standard Solution
more 1000 mg/L Nitrate Ion Standard Solution
LAQUA PH1200
more LAQUA PH1200

Benchtop Water Quality Meters

Standard solution (Sodium Ion 150ppm) Y022L
more Standard solution (Sodium Ion 150ppm) Y022L
100 mg/L Potassium Ion Standard Solution
more 100 mg/L Potassium Ion Standard Solution
1000 mg/L Potassium Ion Standard Solution
more 1000 mg/L Potassium Ion Standard Solution
Ammonia Ionic Strength Adjustor
more Ammonia Ionic Strength Adjustor
Calcium Ionic Strength Adjustor
more Calcium Ionic Strength Adjustor
Potassium Electrode Filling Solution
more Potassium Electrode Filling Solution
Chloride Ionic Strength Adjustor
more Chloride Ionic Strength Adjustor
LAQUA PH1100
more LAQUA PH1100

Benchtop Water Quality Meters

pH 6.86 Buffer Solution
more pH 6.86 Buffer Solution
Standard solution (Potassium Ion 2000ppm) Y031H
more Standard solution (Potassium Ion 2000ppm) Y031H
Fluoride Ionic Strength Adjustor
more Fluoride Ionic Strength Adjustor
Nitrate Ionic Strength Adjustor
more Nitrate Ionic Strength Adjustor
Potassium Ionic Strength Adjustor
more Potassium Ionic Strength Adjustor
pH 7.00 Buffer Solution
more pH 7.00 Buffer Solution
Standard solution (Potassium Ion 150ppm) Y031L
more Standard solution (Potassium Ion 150ppm) Y031L
Standard solution (Nitrate Ion 5000ppm) Y041
more Standard solution (Nitrate Ion 5000ppm) Y041
Standard solution (Nitrate Ion 300ppm) Y042
more Standard solution (Nitrate Ion 300ppm) Y042
Ammonia electrode membrane caps
more Ammonia electrode membrane caps
LAQUA PC1100
more LAQUA PC1100

Benchtop Water Quality Meters

pH 9.18 Buffer Solution
more pH 9.18 Buffer Solution
Standard solution (Nitrate Ion 2000ppm) Y043
more Standard solution (Nitrate Ion 2000ppm) Y043
Internal Solution for pH Reference 330
more Internal Solution for pH Reference 330
Nitrate ion electrode (combination) 6581S-10C
more Nitrate ion electrode (combination) 6581S-10C
pH 10.01 Buffer Solution
more pH 10.01 Buffer Solution
pH sensor ToupH 7113
more pH sensor ToupH 7113
Standard solution (Nitrate Ion 30ppm) Y044
more Standard solution (Nitrate Ion 30ppm) Y044
HC-200NH
more HC-200NH

Field-installation Type Ammonia Nitrogen Meter(Four-Wire Transmission)

HP-960FTP
more HP-960FTP

Panel-mount Type pH Meter (Four-Wire Transmission, 4 point ararm, Time sharing Proportional Control)

pH 12.46 Buffer Solution
more pH 12.46 Buffer Solution
LAQUA F-74
more LAQUA F-74

Benchtop Water Quality Meters

Standard solution (Nitrate Ion 150ppm) Y045
more Standard solution (Nitrate Ion 150ppm) Y045
Standard solution (Calcium Ion 2000ppm) Y051H
more Standard solution (Calcium Ion 2000ppm) Y051H
Standard solution (Calcium Ion 150ppm) Y051L
more Standard solution (Calcium Ion 150ppm) Y051L
ORP Sensor 7313
more ORP Sensor 7313
pH Standard Solution SET 101-S
more pH Standard Solution SET 101-S
HP-480TP
more HP-480TP

Panel-mount Type pH Meter (Four-Wire Transmission, Industrial Time sharing Proportional Control)

Nitrate ion electrode tip 7681S
more Nitrate ion electrode tip 7681S
LAQUA F-73
more LAQUA F-73

Benchtop Water Quality Meters

Potassium ion electrode (combination) 6582S-10C
more Potassium ion electrode (combination) 6582S-10C
pH Standard Solution 100-2
more pH Standard Solution 100-2
HP-480PL
more HP-480PL

Panel-mount Type pH Meter (Four-Wire Transmission, Pulse Proportional Control)

LAQUA F-72
more LAQUA F-72

Benchtop Water Quality Meters

pH Standard Solution 100-4
more pH Standard Solution 100-4
HP-480
more HP-480

Panel-mount Type pH Meter (Four-Wire Transmission)

Potassium ion electrode tip 7682S
more Potassium ion electrode tip 7682S
Calcium ion electrode (combination) 6583S-10C
more Calcium ion electrode (combination) 6583S-10C
Reference Tip 7210
more Reference Tip 7210
pH Standard Solution 100-7
more pH Standard Solution 100-7
Liquid Junction for 7210
more Liquid Junction for 7210
pH Standard Solution 100-9
more pH Standard Solution 100-9
Calcium ion electrode tip 7683S
more Calcium ion electrode tip 7683S
Standard solution (pH 6.86) Y017
more Standard solution (pH 6.86) Y017
pH Standard Solution 100-10
more pH Standard Solution 100-10
Cyanide ion electrode 8001-10C
more Cyanide ion electrode 8001-10C
HC-300F
more HC-300F

Field-installation Type Simplified Fluoride Ion Concentration Meter(Two-Wire Transmission)

Condensed pH Standard Solution 110-4
more Condensed pH Standard Solution 110-4
HP-300
more HP-300

Field-installation Type pH Meter (Two-Wire Transmission)

Condensed pH Standard Solution 110-7
more Condensed pH Standard Solution 110-7
Condensed pH Standard Solution 110-10
more Condensed pH Standard Solution 110-10
Powder for pH Standard Solution 150-4
more Powder for pH Standard Solution 150-4
Powder for pH Standard Solution 150-7
more Powder for pH Standard Solution 150-7
Chloride ion electrode 8002-10C
more Chloride ion electrode 8002-10C
Powder for pH Standard Solution 150-9
more Powder for pH Standard Solution 150-9
Sulfide ion electrode 8003-10C
more Sulfide ion electrode 8003-10C
Iodide ion electrode 8004-10C
more Iodide ion electrode 8004-10C
Bromide ion electrode 8005-10C
more Bromide ion electrode 8005-10C
LAQUA WQ-330-K
more LAQUA WQ-330-K

Handheld Water Quality Meters

Copper ion electrode 8006-10C
more Copper ion electrode 8006-10C
9480-10C Long ToupH electrode (for large containers and long test tubes)
more 9480-10C Long ToupH electrode (for large containers and long test tubes)
Cadmium ion electrode 8007-10C
more Cadmium ion electrode 8007-10C
HP-200
more HP-200

Field-installation Type pH Meter (Four-Wire Transmission)

9481-10C Sleeve ToupH electrode (for viscous and non-aqueous samples)
more 9481-10C Sleeve ToupH electrode (for viscous and non-aqueous samples)
9418-10C Micro ToupH electrode (for low-volume samples)
more 9418-10C Micro ToupH electrode (for low-volume samples)
Lead ion electrode 8008-10C
more Lead ion electrode 8008-10C
9415-10C Standard ToupH electrode (for general laboratory application)
more 9415-10C Standard ToupH electrode (for general laboratory application)
Thiocyanate ion electrode 8009-10C
more Thiocyanate ion electrode 8009-10C
Fluoride ion electrode 8010-10C
more Fluoride ion electrode 8010-10C
9615S-10D Standard ToupH electrode (for general laboratory application)
more 9615S-10D Standard ToupH electrode (for general laboratory application)
Silver ion electrode 8011-10C
more Silver ion electrode 8011-10C
9618S-10D Micro ToupH electrode (for low-volume samples)
more 9618S-10D Micro ToupH electrode (for low-volume samples)
Sodium ion electrode 1512A-10C
more Sodium ion electrode 1512A-10C
9680S-10D Long ToupH electrode (for large containers and long tubes)
more 9680S-10D Long ToupH electrode (for large containers and long tubes)
Nitrate ion electrode 8201-10C
more Nitrate ion electrode 8201-10C
9681S-10D Sleeve ToupH electrode (for viscous and non-aqueous samples)
more 9681S-10D Sleeve ToupH electrode (for viscous and non-aqueous samples)
Potassium ion electrode 8202-10C
more Potassium ion electrode 8202-10C
Calcium ion electrode 8203-10C
more Calcium ion electrode 8203-10C
9625-10D (for general-purpose use)
more 9625-10D (for general-purpose use)
LAQUA WQ-320-K
more LAQUA WQ-320-K

Handheld Water Quality Meters

9630-10D (for low conductivity samples)
more 9630-10D (for low conductivity samples)
LAQUA WQ-310-K
more LAQUA WQ-310-K

Handheld Water Quality Meters

LAQUA PD220
more LAQUA PD220

Handheld Water Quality Meters

9631-10D (for hydrofluoric acid or HF samples)
more 9631-10D (for hydrofluoric acid or HF samples)
LAQUA PD210
more LAQUA PD210

Handheld Water Quality Meters

LAQUA PC220
more LAQUA PC220

Handheld Water Quality Meters

9632-10D (for strong alkali samples)
more 9632-10D (for strong alkali samples)
LAQUA PC210
more LAQUA PC210

Handheld Water Quality Meters

6367-10D (for high accuracy pH measurement)
more 6367-10D (for high accuracy pH measurement)
LAQUA PH220
more LAQUA PH220

Handheld Water Quality Meters

9425-10C (for general-purpose use)
more 9425-10C (for general-purpose use)
6252-10D (for food samples)
more 6252-10D (for food samples)
LAQUA PH210
more LAQUA PH210

Handheld Water Quality Meters

9651-10D (for field testing)
more 9651-10D (for field testing)
Glass Electrode 1066A-10C
more Glass Electrode 1066A-10C

Standard type

Glass Electrode 1076A-10C
more Glass Electrode 1076A-10C

For measurement of low-conductivity water and non-aqueous solvents.

6069-10C (for very slender test tubes)
more 6069-10C (for very slender test tubes)
6261-10C (for flat surface measurement)
more 6261-10C (for flat surface measurement)
HP-200-K (Four-Wire Analyzer)
more HP-200-K (Four-Wire Analyzer)

Industrial pH meter