Calibration solution set
STANDARD BUFFER SOLUTION PH=4.01 ± 0.01 at 25˚C 500mL PH 7.00 @ 25˚C STANDARD BUFFER SOLUTION PH=7.00 ± 0.01 at 25˚C 500mL CONDUCTIVITY SOLUTION EC 1413uS @ 25˚C 480mL
STANDARD BUFFER SOLUTION PH=4.01 ± 0.01 at 25˚C 500mL PH 7.00 @ 25˚C STANDARD BUFFER SOLUTION PH=7.00 ± 0.01 at 25˚C 500mL CONDUCTIVITY SOLUTION EC 1413uS @ 25˚C 480mL