PH buffer solution  

KELILONG buffer solutions are prepared according to precise formulas and are standardized with a pH electrode and meter calibrated with NIST standards. This buffer value is widely used in water purification plants, in the food industry and where ever the pH is expected to be slightly acidic. 

 

pH Calibration Buffer Solution 

Name	Accuracy	Standard
pH4.00 Buffer Solution	±0.01pH (25°C)	35mL (bottle)
pH6.86 Buffer Solution	±0.01pH (25°C)	35mL(bottle)