Buffer powder for pH meter 4.0 / 6.86 / 9.18

Powder for calibration bag: With buffer powder, you can easily create the calibration fluid for a pH meter.

Easy to mix: You add the calibration powder in a container with 250 ml of distilled water that has a temperature of 25 degrees to obtain the correct buffer solution. 

To think of: You should mark the container with the pH powder. The container should also be kept away from children.

To ensure accuracy, please note: 

1. The entire bag should be used when pouring into the water. 

2. Use distilled water. 

3. 250 ml refers to when the water is 25 degrees hot

 Specifications:

Contains:

• 1 Blue bag - pH 9.18 buffertpulver
• 1 Green bag - pH 6.86 buffer powder
• 1 Red bag - pH 4.0 buffertpulver

Weight: 15 g 

Size: 7.5 x 6.5 x 0.1 cm