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

12.88 mS/cm KCl Calibration Solution packed in 480 ml durable plastic bottles whereeconomical 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

84 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

• Y031H 2000ppm Potassium Ion Standard Solution 
• 14-ml x 6 bottles
• For Cardy 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.

pH Electrode Storage Solution packed in 480 ml durable plastic bottles whereeconomical 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

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

• Y045 150ppm Nitrate Ion Standard Solution
• 14-ml x 6 bottles
• For Cardy C-141, Twin B-343, and LAQUAtwin B-743, NO3-11

• 5ml glass bottle
• Plastic pipette
• 12-months shelf life
• Traceable to NIST and ICUMSA
• Supplied with UKAS certificate of calibration

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

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

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

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.