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Sodium Ionic Strength Adjustor
HORIBA

Sodium Ionic Strength Adjustor

Ionic strength adjustor (ISA, Model 500-NA-ISA) added to samples when measuring sodium ions (Na⁺) by ion-selective electrode (ISE). It standardizes ionic strength, reduces ion interference and improves measurement accuracy and consistency. Ideal for sodium analysis in water and ISE sample preparation in environmental, food & beverage, chemical and analytical laboratories.

500-NA-ISA→
Fluoride Ionic Strength Adjustor
HORIBA

Fluoride Ionic Strength Adjustor

Total Ionic Strength Adjustment Buffer (TISAB, Model 500-F-TISAB) for measuring fluoride ions (F⁻) by ion-selective electrode (ISE). It stabilizes ionic strength, reduces ion interference and holds pH within the optimal range for accurate measurement. Ideal for water fluoride analysis and ISE sample preparation in environmental, chemical, food & beverage and research laboratories.

500-F-TISAB→
Chloride Ionic Strength Adjustor
HORIBA

Chloride Ionic Strength Adjustor

Ionic strength adjustor (ISA, Model 500-CL-ISA) added equally to standards and samples when measuring chloride ions (Cl⁻) by ion-selective electrode (ISE). It keeps ionic strength constant and reduces ion interference, so the measured potential correlates more accurately with chloride concentration. Ideal for chloride analysis in water and ISE preparation in environmental, food & beverage and chemical laboratories.

500-CL-ISA→
Calcium Ionic Strength Adjustor
HORIBA

Calcium Ionic Strength Adjustor

Ionic strength adjustor (ISA, Model 500-CA-ISA, 500 mL) added equally to standards and samples when measuring calcium ions (Ca²⁺) by ion-selective electrode (ISE). It keeps ionic strength constant and reduces ion interference, improving the correlation between measured potential and calcium concentration. Ideal for calcium analysis in water and ISE standard preparation in environmental, food & beverage, agricultural and chemical laboratories.

500-CA-ISA→
Ammonia Ionic Strength Adjustor
HORIBA

Ammonia Ionic Strength Adjustor

Ionic strength adjustor (ISA, Model 500-NH3-ISA) for measuring ammonia by ion-selective electrode (ISE). Added to both standards and samples, it keeps ionic strength constant and reduces ion interference, improving the correlation between measured potential and concentration. Ideal for ISE ammonia analysis and calibration in wastewater, water quality, agricultural and environmental laboratories.

500-NH3-ISA→
Ammonium Ionic Strength Adjustor
HORIBA

Ammonium Ionic Strength Adjustor

Ionic strength adjustor (ISA, Model 500-NH4-ISA) for measuring ammonium by ion-selective electrode (ISE). Added to both standards and samples, it keeps ionic strength constant and reduces ion interference, improving the correlation between measured potential and concentration. Ideal for ISE ammonium analysis and calibration in wastewater, water quality, agricultural and environmental laboratories.

500-NH4-ISA→
Potassium Ionic Strength Adjustor
HORIBA

Potassium Ionic Strength Adjustor

Ionic strength adjustor (ISA, Model 500-K-ISA) for measuring potassium ions (K⁺) by ion-selective electrode (ISE). Added to both standards and samples, it controls ion interference and activity-coefficient variation for more accurate, consistent readings. Ideal for ISE potassium analysis and calibration in agricultural/soil, water/environmental, chemical and food & beverage laboratories.

500-K-ISA→
Nitrate Ionic Strength Adjustor
HORIBA

Nitrate Ionic Strength Adjustor

Ionic strength adjustor (ISA, Model 500-NO3-ISA, 500 mL) for measuring nitrate (NO₃⁻) by ion-selective electrode (ISE). Added to both standards and samples, it standardizes ionic strength and reduces ion interference for more accurate readings. Ideal for water nitrate analysis, soil & fertilizer testing and agricultural nutrient monitoring.

500-NO3-ISA→
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