ORP 225mV Calibration Solution Pouch (RETIRED)

$ 2.44

Atlas Scientific ORP calibration solution, also know as Zobells solution maintains a constant 225mv, perfect for ORP probe calibration. Storing it below 16°C or 60°F will greatly extend its shelf life.

Out of stock

SKU: AS.ASORP225P Categories: , ,


  • ORP 225mV Calibration Solution
  • Works with any ORP Probe
  • 20ml each pouch
  • 225 ±2.0mV at 25°C
  • Standardized against NIST-certified references
  • Keep refrigerated for longer life


Additional information

Weight 0.03 kg
Dimensions 10 × 5 × 1 cm

Atlas Scientific