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Calibration Solutions

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Calibration Solutions

Have a pH, EC, or Nitrate meter running low on solutions? Find them here!

450 ppm NO3-N Standard, 6 - 14ml bottles

450 ppm NO3-N Standard, 6 - 14ml bottles

For use with Cardy Twin Nitrate Meter Read More

34 ppm NO3-N Standard, 6 - 14mL bottles

34 ppm NO3-N Standard, 6 - 14mL bottles

For use with Cardy Twin Nitrate Meter Read More

Soil K+ Kit w/30 Samples

Soil K+ Kit w/30 Samples

For use with Cardy Potassium K+ Meter Read More

Soil Na+ Kit W/30 Samples

Soil Na+ Kit W/30 Samples

For use with Cardy Potassium Na+ Meter Read More

150 PPM  K Standard DI Water

150 PPM K Standard DI Water

For use with Cardy Potassium K+ Meter Read More

2000 PPM K+ Standard DI Water

2000 PPM K+ Standard DI Water

For use with Cardy Potassium K+ Meter Read More

Refill Solutions-pH 4 & 7, 60 mL ea.

Refill Solutions-pH 4 & 7, 60 mL ea.

Refill solutions of pH 4 and 7. (2) 30mL of each solution. Read More

Conductivity Standard, 1.41 mS/cm, 250mL

Conductivity Standard, 1.41 mS/cm, 250mL

Conductivity Standard, 1.41 mS/cm, 250mL Read More

Conductivity Standard, 2.76 mS/cm, 250mL

Conductivity Standard, 2.76 mS/cm, 250mL

Conductivity Standard, 2.76 mS/cm, 250mL Read More

Cardy Twin EC Calibration Solution

Cardy Twin EC Calibration Solution

Cardy Twin EC Calibratin Solution, for Cardy Twin EC Meter Read More

Chlorine Standard

Chlorine Standard

Chlorine Standard. 1ppm - 3 ampules Read More

pH 4 Standard - 250mL

pH 4 Standard - 250mL

pH 4 Standard - 250mL Read More

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Tel: (852) 6852 7220
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