Potentiometry based on Ion-Selective Electrode (ISE)

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pH Tip 7112
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pH sensor ToupH 7113
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9480-10C Long ToupH electrode (for large containers and long test tubes)
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ORP Sensor 7313
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Chloride ion electrode (combination) 6560S-10C
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9481-10C Sleeve ToupH electrode (for viscous and non-aqueous samples)
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Chloride ion electrode tip 7660S
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Reference Tip 7210
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Fluoride ion electrode (combination) 6561S-10C
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9418-10C Micro ToupH electrode (for low-volume samples)
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NIST pH Buffer Solution Kit
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Liquid Junction for 7210
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Fluoride ion electrode tip 7661S
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Ammonia electrode (combination) 5002S-10C
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9415-10C Standard ToupH electrode (for general laboratory application)
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LAQUA PH1300
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Benchtop Water Quality Meters

USA pH Buffer Solution Kit
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LAQUAtwin pH-33
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Pocket Water Quality Meters

Ammonia electrode membrane caps
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LAQUA PH1200
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Benchtop Water Quality Meters

pH 1.68 Buffer Solution
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LAQUAtwin pH-22
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Pocket Water Quality Meters

Standard solution (NaCl 5.0%) Y021H
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Chloride Ion Sensor Reference Internal Solution 301
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Pentra C400
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From routine to specific tests, perform them all on a single system.

Nitrate ion electrode (combination) 6581S-10C
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LAQUA PH1100
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Benchtop Water Quality Meters

pH 4.01 Buffer Solution
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LAQUAtwin pH-11
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Pocket Water Quality Meters

Standard solution (NaCl 0.5%) Y021L
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Nitrate Ion Sensor Reference Internal Solution 302
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Potassium Ion Sensor Reference Internal Solution 303
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Nitrate ion electrode tip 7681S
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Ammonia Sensor Reference Internal Solution 370
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Potassium ion electrode (combination) 6582S-10C
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LAQUAtwin Ca-11
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Pocket Water Quality Meters

9615S-10D Standard ToupH electrode (for general laboratory application)
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pH 6.86 Buffer Solution
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3.33M KCl Internal Reference Solution
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Standard solution (Conductivity 12.9mS/cm) Y071H
More Standard solution (Conductivity 12.9mS/cm) Y071H
Reference Electrode 2060A-10T
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Standard type

Potassium ion electrode tip 7682S
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Pentra C200
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Reliabilty and accuracy

Calcium ion electrode (combination) 6583S-10C
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LAQUAtwin NO3-11C/NO3-11S/NO3-11
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Pocket Water Quality Meters

LAQUA PC1100
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Benchtop Water Quality Meters

9618S-10D Micro ToupH electrode (for low-volume samples)
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pH 7.00 Buffer Solution
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Standard solution (Conductivity 1.41mS/cm) Y071L
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pH sensor 6230
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Internal Solution for pH Reference 330
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Internal Solution for Reference Electrode Type 300
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Powder for ORP Standard Solution 160-51
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Reference Electrode 2565A-10T
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Double-junciton type

9300-10D ORP Electrode
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LAQUA WQ-330-K
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Handheld Water Quality Meters

100 mg/L Ammonium Ion Standard Solution
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LAQUAtwin K-11
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Pocket Water Quality Meters

9680S-10D Long ToupH electrode (for large containers and long tubes)
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Standard Solution (pH 4.01) 514-4 / Y014
More Standard Solution (pH 4.01) 514-4 / Y014
pH 9.18 Buffer Solution
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pH Sensor S010
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Ion One-Point Standard Solution 130
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pH/ORP sensor 6280
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Internal Solution for Reference Electrode 310
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Powder for ORP Standard Solution 160-22
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Temperature Compensation Electrode 4163-10T
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LAQUA WQ-320-K
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Handheld Water Quality Meters

UP-100
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Micro Volume pH Monitor

1000 mg/L Ammonium Ion Standard Solution
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LAQUAtwin Na-11
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Pocket Water Quality Meters

9681S-10D Sleeve ToupH electrode (for viscous and non-aqueous samples)
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Standard Solution (pH 7.00) 514-7
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pH 10.01 Buffer Solution
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LAQUA F-74
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Benchtop Water Quality Meters

Salt electrode S021
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Powder for Internal Solution for Reference Electrode 350
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LAQUA WQ-310-K
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Handheld Water Quality Meters

Calcium ion electrode tip 7683S
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100 mg/L Calcium Ion Standard Solution
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pH 12.46 Buffer Solution
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LAQUA F-73
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Benchtop Water Quality Meters

Sodium ion electrode S022
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LAQUA PD220
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Handheld Water Quality Meters

1000 mg/L Calcium Ion Standard Solution
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LAQUA F-72
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Benchtop Water Quality Meters

Potassium Ion Sensor S030
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9625-10D (for general-purpose use)
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pH Standard Solution SET 101-S
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LAQUA PD210
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Handheld Water Quality Meters

100 mg/L Chloride Ion Standard Solution
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1000 mg/L Chloride Ion Standard Solution
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9630-10D (for low conductivity samples)
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Nitrate ion electrode S040
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Ammonia Sensor 5012
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pH Standard Solution 100-2
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LAQUA PC220
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Handheld Water Quality Meters

Ammonia Membrane for 5012
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100 mg/L Fluoride Ion Standard Solution
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9631-10D (for hydrofluoric acid or HF samples)
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Calcium Ion Sensor S050
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Chloride Ion Sensor 6522
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pH Standard Solution 100-4
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Cyanide ion electrode 8001-10C
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LAQUA PC210
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Handheld Water Quality Meters

1000 mg/L Fluoride Ion Standard Solution
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Conditioning Solution 514-20
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9632-10D (for strong alkali samples)
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Fluoride Ion Sensor 6530
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pH Standard Solution 100-7
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Chloride ion electrode 8002-10C
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Nitrate Ion Sensor 6531
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HP-480(W)
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Industrial pH meter

100 mg/L Nitrate Ion Standard Solution
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Standard solution (Sodium Ion 2000ppm) Y022H
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Potassium Ion Sensor 6532
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pH Standard Solution 100-9
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6367-10D (for high accuracy pH measurement)
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Sulfide ion electrode 8003-10C
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1000 mg/L Nitrate Ion Standard Solution
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Standard solution (Sodium Ion 150ppm) Y022L
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[Exclusively for CARDY] Sodium ion electrode 0221
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For the C-121 and C-122

pH Standard Solution 100-10
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6377-10D (for low-conductivity samples and non-aqeous solvents)
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Iodide ion electrode 8004-10C
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100 mg/L Potassium Ion Standard Solution
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1000 mg/L Potassium Ion Standard Solution
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Ammonia Ionic Strength Adjustor
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Calcium Ionic Strength Adjustor
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Chloride Ionic Strength Adjustor
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Standard solution (Potassium Ion 2000ppm) Y031H
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[Exclusively for CARDY] Potassium ion electrode 0231
More [Exclusively for CARDY] Potassium ion electrode 0231

For the C-131

Calcium Ion Sensor 6533
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Condensed pH Standard Solution 110-4
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Bromide ion electrode 8005-10C
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6252-10D (for food samples)
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Fluoride Ionic Strength Adjustor
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Nitrate Ionic Strength Adjustor
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Potassium Ionic Strength Adjustor
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Ammonia Electrode Filling Solution
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Calcium Electrode Filling Solution
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Chloride Electrode Filling Solution
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Standard solution (Potassium Ion 150ppm) Y031L
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0040-10D ISFET pH electrode
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[Exclusively for CARDY] Nitrate ion electrode 0241
More [Exclusively for CARDY] Nitrate ion electrode 0241

For the C-141

Condensed pH Standard Solution 110-7
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Copper ion electrode 8006-10C
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LAQUA PH220
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Handheld Water Quality Meters

Standard solution (Nitrate Ion 5000ppm) Y041
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Standard solution (Nitrate Ion 300ppm) Y042
More Standard solution (Nitrate Ion 300ppm) Y042
0141 Replacement sensor for 0040-10D
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Standard solution (Nitrate Ion 2000ppm) Y043
More Standard solution (Nitrate Ion 2000ppm) Y043
Condensed pH Standard Solution 110-10
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Cadmium ion electrode 8007-10C
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LAQUA PH210
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Handheld Water Quality Meters

Glass Electrode 1066A-10C
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Standard type

Glass Electrode 1076A-10C
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For measurement of low-conductivity water and non-aqueous solvents.

6069-10C (for very slender test tubes)
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Standard solution (Nitrate Ion 30ppm) Y044
More Standard solution (Nitrate Ion 30ppm) Y044
Powder for pH Standard Solution 150-4
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Lead ion electrode 8008-10C
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6261-10C (for flat surface measurement)
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More LAQUAact PH130

Handheld Water Quality Meters

Standard solution (Nitrate Ion 150ppm) Y045
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Powder for pH Standard Solution 150-7
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Thiocyanate ion electrode 8009-10C
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Standard solution (Calcium Ion 2000ppm) Y051H
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Fluoride Electrode Filling Solution
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More LAQUAact PH120

Handheld Water Quality Meters

Standard solution (Calcium Ion 150ppm) Y051L
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Powder for pH Standard Solution 150-9
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Fluoride ion electrode 8010-10C
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More LAQUAact PH110

Handheld Water Quality Meters

Silver ion electrode 8011-10C
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Sodium ion electrode 1512A-10C
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Nitrate ion electrode 8201-10C
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Nitrate Electrode Filling Solution
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Potassium ion electrode 8202-10C
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Calcium ion electrode 8203-10C
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Potassium Electrode Filling Solution
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More LAQUAact PD110

Handheld Water Quality Meters

More LAQUAact PC110

Handheld Water Quality Meters

Standard solution (pH 6.86) Y017
More Standard solution (pH 6.86) Y017
9651-10D (for field testing)
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HP-200-K (Four-Wire Analyzer)
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Industrial pH meter

HC-300F (Two-Wire Transmitter)
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Industrial simplified fluoride ion concentration meter

HC-200F (Four-Wire Analyzer)
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Industrial simplified fluoride ion concentration meter

HP-200
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Industrial pH meter (Four-Wire Analyzer)

Industrial pH meter four-point alarm and a time sharing proportional control HP-960FTP
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HP-480TP
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Industrial pH meter - Industrial time sharing proportional control

HP-480PL
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Industrial pH meter - Pulse poportional control

HP-480
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Industrial pH meter