5.0 mS/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.

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

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

• 514-50 5.0% NaCl Standard Solution
• 14-ml x 6 bottles
• For Cardy C-121 and LAQUAtwin B-721, Salt-11, and Salt-22

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

514-05 0.5% NaCl Standard Solution

14-ml x 6 bottles

For Cardy C-121 and LAQUAtwin B-721, Salt-11, and Salt-22

• Y051H 2000ppm Calcium Ion Standard Solution
• 14-ml x 6 bottles
• For LAQUAtwin B-751 and Ca-11

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

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

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

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

pH Electrode Storage Solution packed in 480 ml durable plastic bottles whereeconomical and convenient for laboratory use.

• Y044 30ppm Nitrate Ion Standard Solution 
• 14-ml x 6 bottles
• For Twin B-342 and LAQUAtwin B-742, NO3-11S

• Y041 5000ppm Nitrate Ion Standard Solution
• 14-ml x 6 bottles
• For Twin B-341 and LAQUAtwin B-741, NO3-11C

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