ORP Standard, 420 mV, Designed for Use with the Gel-Filled ORP/ATC Triode Electrodes

Thermo Scientific™ Orion™ ORP Standard, 420 mV, 967901

Features:

• Appearance:  dark amber liquid
• CAS Nos.:
  • Water:  7732-18-5
  • Potassium Iodide:  7681-11-0
  • Potassium Hydroxide: 1310-58-3
  • Boric Acid:  10043-35-3
  • Iodine:  7553-56-2
• pH:  7.0
• pH range:  5.5 to 8.5
• Boiling point:  approximately 100 °C / 212 °F
• Soluble in water
• Measure ORP simply and accurately with using Orion™ORP Standards for Redox/ORP Electrodes
• Stable for up to a year (unopened) and can be used directly from the bottle with no mixing or diluting
• Designed for use with gel-filled ORP/ATC Triode™ electrodes (9179BNMD and 9179BN); refillable ORP/ATC Triode electrodes (9180BNMD and 9180BN); glass-bodied ORP electrodes, (9778BNWP and 9778SC); and Sure-Flow™ ORP electrodes, (9678BNWP and 967800)
• Included in the new ASTM ORP method
• Used as relative mV standard to calibrate offset of sample
• +220mV vs. Ag/AgCl using 4M KCl saturated with AgCl filling solution (Part No. 900011), +420mV vs. Standard Hydrogen Electrode (E_H)