Description
WTW Ammonia Nitrogen Electrode Membrane Model 821212
High-performance replacement membrane for accurate and stable ammonia nitrogen measurement in water and wastewater analysis.
| Brand | WTW |
| Model | 821212 |
| Voltage | Not specified |
| Country of Origin | Germany |
| Weight | 0.01 kg |
| Dimensions | 30 mm diameter x 5 mm thickness |
| Warranty | 1 year |
| Certifications | WTW quality standard |
| SKU / MPN | 821212 |
| What’s in the box | Ammonia nitrogen electrode membrane (1 piece) |
| Membrane Material | PTFE-based gas permeable membrane |
| Detection Range | 0.05 to 1000 mg/L NH4-N |
| Response Time | <2 minutes (90% of final value) |
| Compatible Electrode | WTW NH500/5000 series ammonia electrodes |
| Storage Conditions | Dry, 5-30°C |
| Shelf Life | 2 years |
Key benefits: Easy replacement, long service life, high sensitivity, minimizes maintenance downtime.
Typical applications: Water quality monitoring, wastewater treatment, environmental analysis, laboratory testing.
Order number: WTW Ammonia Nitrogen Electrode Membrane Model 821212
Lifecycle: Active
Documentation: Product specification sheet, replacement instructions available from WTW.
Typical applications: Water quality monitoring, wastewater treatment, environmental analysis, laboratory testing.
Order number: WTW Ammonia Nitrogen Electrode Membrane Model 821212
Lifecycle: Active
Documentation: Product specification sheet, replacement instructions available from WTW.


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