5
PrELimiNAry ExAmiNATiON
1. PRELIMINARY EXAMINATION
Each HI6221 pH and ORP benchtop meter is supplied with:
• HI1131B pH electrode
• HI7662-TW temperature probe
• pH calibration starter kit consisting of:
• pH 4.01 buffer solution sachet (2 pcs.)
• pH 7.01 buffer solution sachet (4 pcs.)
• pH 10.01 buffer solution sachet (2 pcs.)
• HI700601 electrode cleaning solution sachet (2 pcs.)
• HI7082 3.5M KCl electrolyte solution (30 mL)
• HI764060 electrode holder
• Capillary pipette
• 24 VDC power adapter
• USB-C to USB-A cable
• Instrument quality certificate
• Probe quality certificate
• Instruction manual
Note: Save all packing material until you are sure the instrument works correctly. Any damaged
or defective item must be returned in its original packing material with the supplied accessories.