12 Pack PH Meter Buffer Solution Powder 6.86/4.00/9.18, PH Calibration Solution Packets Compatible?with Precise PH Meter

12 Pack PH Meter Buffer Solution Powder 6.86/4.00/9.18, PH Calibration Solution Packets Compatible?with Precise PH Meter Description

Suitable with most of pH meters, perfect Calibrating.
pH buffer calibration solution powder accuracy is 0.01pH, accurate and precise.
Individually wrapped to maintain freshness until use. Made with qualify materia.
Easy to use: Mix the buffer powder with 250ML distilled water, put the pH meter in the solution and gently stir and wait a few seconds Compatible?with the result.
18 pack ph calibration packets: 6*ph 6.86 packets, 6*ph 4.00 packets, 6*ph 9.18 packets, cost-effective and flexible Compatible?with using.

Color: As shown
Material: Plastic
type: 6.86/4.01/9.18

Package Contents:
12*pH buffer