Chapter 16 Reference
16.8 Spare and optional parts
F-52, 53, 54, 55 255
● Standard solution for ORP check
● Internal standard solution
● Cleaning liquid
Part name Model Part number Remarks
Powdered pH2
standard solution
150-2 9003002600 500mL-equivalent pack x 10
Accuracy :±0.05pH
Powdered pH4
standard solution
150-4 9003002700
Powdered pH7
standard solution
150-7 9003002800
Powdered pH9
standard solution
150-9 9003002900
Part name Model Part number Remarks
Standard solution for
ORP check
160-51 9003003100 ORP 95 mV
For Ag/AgCl electrode at 20ºC
160-22 9003003000 ORP 262 mV
For Ag/AgCl electrode at 20ºC
Part name Model Part number Remarks
Internal standard
solution
#300 9003003200 250 mL
Part name Model Part number Remarks
Cleaning liquid for
electrodes
#220 9096002500 For pH, ORP, and ion electrodes
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