Vernier Vernier Ammonium Ion-Selective Electrode

Includes

Ammonium ISE, 30mL bottle of Ammonium Low Standard (1mg/L), 30mL bottle of Ammonium High Standard (100mg/L), Short-term ISE soaking bottle, user manual.

Requires

A compatible interface and software to collect data.

To measure the concentration of Ammonium (NH₄₊) in aqueous samples.

• Measure ammonium ions introduced from fertilizers
• Also indicates aqueous ammonia levels if sample solutions are acidified to convert NH₃ to NH₄
• Combination-style, non-refillable, gel-filled electrode
• Replaceable PVC membrane with limited life expectancy
• Compatible Interfaces: LabQuest™ 2, Original LabQuest, LabQuest Mini, Go!Link™, SensorDAQ™, LabPro™, EasyLink™, CBL2™, TI-Nspire Lab Cradle™

Specifications:

• Range: 1 to 18,000mg/L or ppm
• Accuracy: ±10% of full scale (calibrated 1 to 100mg/L)
• pH Range: 4 to 7.5
• Interfering Ions: K+
• Electrode Slope (log voltage vs. concentration): +56mV/decade
• Electrode resistance: 1 to 4MOhm
• Temperature Range: 0° to 50°C
• Minimum Immersion: 1.1 in.
• Electrode Length: 155mm
• Body Diameter: 12mm
• Cap Diameter: 16mm
• Cable Length: 100cm

Notes:

Not recommended for middle school or elementary students.

Order Info

Interface and software sold separately.

Warranty and Services

Five years on electrode and one year on module.

Applications

Measuring ammonium ions introduced from fertilizers

Diameter (Metric) Body

12mm

Diameter (Metric) Cap

16mm

Length (English)

6.1 in.

Length (Metric)

155mm

Length (Metric) Cable

100cm

pH Range

4 to 7.5

Temperature (Metric) Range

0° to 50°C