• Y022L 150ppm Sodium Ion Standard Solution
• 14-ml x 6 bottles
• For Cardy C-122 and LAQUAtwin B-722, Na-11

• 500ml bottles
• Certificate of Analysis is available on request
• Air-tight bottles
• Ensure maximum performance of your electrode
• Microbial growth 
• Tamper-proof seals

• Y031L 150ppm Potassium Ion Standard Solution
• 14-ml x 6 bottles
• For Cardy C-131 and LAQUAtwin B-731, K-11

2764 µS/cm KCl Calibration Solution packed in 480 ml durable plastic bottles are economical and convenient for laboratory use.

500 µS/cm KCl Calibration Solution packed in 480 ml durable plastic bottles are economical and convenient for laboratory use.

5.0 mS/cm KCl Calibration Solution packed in 480 ml durable plastic bottles whereeconomical and convenient for laboratory use.

pH electrode Protein Cleaning Solution packed in 480 ml durable plastic bottles whereeconomical and convenient for laboratory use.

111.8 mS/cm KCl Calibration Solution packed in 480 ml durable plastic bottles whereeconomical and convenient for laboratory use.

84 µS/cm KCl Calibration Solution packed in 480 ml durable plastic bottles are economical and convenient for laboratory use.

• Y031H 2000ppm Potassium Ion Standard Solution 
• 14-ml x 6 bottles
• For Cardy 131 and LAQUAtwin B-731, K-11

10 µS/cm KCl Conductivity Sachets, box of 20 x 20 ml sachets are economical and convenient for laboratory use.

• 2000ppm Sodium Ion (Na+) Standard Solution
• 14-ml x 6 bottles
• For Cardy C-122 and LAQUAtwin B-722, Na-11

100 µS/cm KCl Calibration Solution packed in 480 ml durable plastic bottles whereeconomical and convenient for laboratory use.

Calibration and maintenance set with technical buffer solution for gel electrodes, 3 bottles with 1 l each: pH 4.01/ 7.00/ 10.01 Trace, 2 bottles with 250 ml 3 mol/l KCl solution.

• Y051L 150ppm Calcium Ion Standard Solution
• 14-ml x 6 bottles
• For LAQUAtwin B-751 and Ca-11

1413 µS/cm KCl Calibration Solution packed in 480 ml durable plastic bottles are economical and convenient for laboratory use.