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Accurate measurement from only a single drop of sample onto HORIBA's original flat sensor. LAQUAtwin product line-up offers easy, quick, and reliable measurement of 8 parameters. It brings new dimension to your water quality testing.

Replacement Sensors

pH Sensor S010

Replacement sensor for LAQUAtwin B-711, B-712, B-713, pH-11, pH-22, and pH-33

Conductivity Sensor S070

Replacement sensor for LAQUAtwin B-771, EC-11, EC-22, and EC-33

Sodium Ion Sensor S022

Replacement sensor for LAQUAtwin B-722 and Na-11

Potassium Ion Sensor S030

Replacement sensor for LAQUAtwin B-731 and K-11

Nitrate Ion Sensor S040

Replacement sensor for LAQUAtwin B-741,B-742, B-743, NO3-11, NO3-11C, and NO3-11S.

Calcium Ion Sensor S050

Replacement sensor for LAQUAtwin B-751 and Ca-11

Salt Sensor S021

Replacement sensor for LAQUAtwin B-721 and Salt-22

Salt EC Sensor S071

Replacement Sensor for LAQUAtwin Salt-11

Standard Solutions

pH 4.01 Buffer 514-4 / Y014

For LAQUAtwin B-212, B-213, B-712, B-713, pH-11, pH-22, pH-33

pH 7.00 Buffer 514-7

514-7 pH 7.00 Buffer14-ml x 6 bottlesFor LAQUAtwin pH-11, pH-22, pH-33

1.41 mS/cm Conductivity Standard Solution 514-22 / Y071L

514-22 / Y071L 1.41 mS/cm (1413µS/cm) Conductivity Standard Solution 14-ml x 6 bottlesFor LAQUAtwin B-771, EC-11, EC-22, EC-33

12.9 mS/cm Conductivity Standard Solution 514-23 / Y071H

514-23 / Y071H 12.9 mS/cm Conductivity Standard Solution14-ml x 6 bottlesFor LAQUAtwin B-771, EC-11, EC-22, EC-33

0.5% NaCl Standard Solution 514-05 / Y021L

514-05 / Y021L 0.5% NaCl Standard Solution14-ml x 6 bottlesFor Cardy C-121 and LAQUAtwin B-721, Salt-11, and Salt-22

5.0% NaCl Standard Solution 514-50 / Y021H

514-50 / Y021H 5.0% NaCl Standard Solution14-ml x 6 bottlesFor Cardy C-121 and LAQUAtwin B-721, Salt-11, and Salt-22

Conditioning Solution 514-20

514-20 Conditioning Solution14-ml x 6 bottlesFor LAQUAtwin EC-11, EC-22, EC-33, Salt-11

150ppm Sodium Ion Standard Solution Y022L

Y022L 150ppm Sodium Ion Standard Solution14-ml x 6 bottlesFor Cardy C-122 and LAQUAtwin B-722, Na-11

2000ppm Sodium Ion Standard Solution Y022H

For Cardy C-122 and LAQUAtwin B-722, Na-11

150ppm Potassium Ion Standard Solution Y031L

For Cardy C-131 and LAQUAtwin B-731, K-11

2000ppm Potassium Ion Standard Solution Y031H

For Cardy 131 and LAQUAtwin B-731, K-11

30ppm Nitrate Ion Standard Solution Y044

For Twin B-342 and LAQUAtwin B-742, NO3-11S

150ppm Nitrate Ion Standard Solution Y045

For Cardy C-141, Twin B-343, and LAQUAtwin B-743, NO3-11

300ppm Nitrate Ion Standard Solution Y042

For Twin B-341, B-342 and LAQUAtwin B-741, B-742, NO3-11C, NO3-11S

2000ppm Nitrate Ion Standard Solution Y043

For Cardy C-141, Twin B-343, and LAQUAtwin B-743, NO3-11

5000ppm Nitrate Ion Standard Solution Y041

For Twin B-341 and LAQUAtwin B-741, NO3-11C

150ppm Calcium Ion Standard Solution Y051L

For LAQUAtwin B-751 and Ca-11

2000ppm Calcium Ion Standard Solution Y051H

For LAQUAtwin B-751 and Ca-11

Sampling Sheet & Holder

Sampling Sheet B Y046

For LAQUAtwin and Twin pocket meters, except conductivity and salt EC models

Sampling Sheet Holder Y048

For LAQUAtwin pocket meters, except conductivity and salt EC models

LAQUAtwin・TWIN Accessories

TWIN・CARDY Electrodes

[Exclusively for TWIN] Conductivity Cell 0413 - For the B-173

For the B-173Ideal for measuring trace samples, such as acid rain.

[Exclusively for CARDY] Sodium ion electrode 0221 - For the C-121 and C-122

For the C-121 and C-122Flat electrode for sodium ion which is so selective that pH or other ions do not affect it.

[Exclusively for CARDY] Potassium ion electrode 0231 - For the C-131

For the C-131Flat electrode for potassium ion.

[Exclusively for CARDY] Nitrate ion electrode 0241 - For the C-141

For the C-141Flat electrode for nitric acid ion.

TWIN・CARDY Accessories

TWIN Accessory Y047

Sampling sheet Y011A

11 mm×6 m×5 rolls

HORIBA Offices

Americas

Irvine, California

HORIBA Instruments Incorporated Head Office
work
9755 Research Drive
Irvine California 92618 USA
work +1 800 446 7422
work fax +1 949 468 1790

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