DuvinDD 18 Pack pH Meter Buffer Solution Powder 6.86/4.00/9.18, pH Calibration Solution Packets for Precise PH Meter
$7.99
Description
Suitable with most of pH meters, Ideal for 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 for 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 for using.
