NANBEI 15 Pack of pH Meter Buffer Solution Powder for Precise PH Meter,ph Buffer Powder,5 Each for PH 4.01, PH 7.00 and PH 10.01 Calibration Buffer Powder-Fast Shipping

Description

Easy to use: Mix the pH Meter Buffer Solution Powder with 250ML distilled water or Ultra pure water/ pure water,put the pH meter into the solution, stir gently, and wait for a few seconds to get the result

Accurate:at 25°C ,pH buffer calibration solution powder accuracy is ±0.01pH,precise

5 packets of pH 4.01 Solution powder, 5 packets of pH 7.00 Solution powder,5 packets of pH 10.01 Solution powder , cost-effective and flexible for using

Save Money:One packet of ph buffer powder yields 250ml of calibration remaining unused pH calibration solution can be sealed storage for 20 days for future use

Wide range of applications: testing the pH balance of drinking water, aquariums, swimming pools, spas or hydroponics