Vernier Vernier Ammonium Ion-Selective Electrode

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

Supplier:  Vernier NH4BTA

Catalog No. S16214ND

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.

Description

• 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.

Specifications

• Applications: Measuring ammonium ions introduced from fertilizers
• Diameter (Metric) Cap: 16mm
• Length (Metric): 155mm
• pH Range: 4 to 7.5

• Diameter (Metric) Body: 12mm
• Length (English): 6.1 in.
• Length (Metric) Cable: 100cm
• Temperature (Metric) Range: 0° to 50°C