"WTW" (1044 results)

Combined Nitrate selective electrode, with 3.3 ft (1 m) cable, DIN plug, 0.4 to 62,000 mg/L, requires ELY/BR/503/N reference electrolyte, ionic strength adapter TISAB/NO3, standard solution ES/NO3. Delivery contains electrolyte and exchange heads!

Connection cable with DIN plug for pH/ORP electrodes with plug head, 9.9 ft (3 m) cable

Electrolyte (2 mol/l KNO3 + 0.001 mol/l KCl) for combined ORP electrode with Ag-electrode

Temperature sensor for automatic temperature compensation in aqueous solutions, with 3.3 ft (1 m) cable and waterproof plug, built-in holding clip for pH electrodes

Extremely fast (T99< 60 s) and precise optical DO sensor for field and laboratory applications
Handy, suits in different BOD bottles
Waterproof for depth measurement to 25m
Bevelled, air bubble repelling membrane, Green light technology for extended operation time
Insensitive against H2S.
- O2 concentration: 0.00 to 20.00mg/l
- O2 saturation: 0.0 to 200.0%
- O2 partial pressure: 0.0 to 400hPa.
- Accuracy: ±0.5% of value.
- 3m cable length

Galvanic oxygen sensor with OxiCal-SL calibration and storage vessel, waterproof plug (IP 67), cable length 4.9ft (1.5m), abrasive foil, 3 exchange membrane heads and electrolyte, without cleaning solution 205204 (X-205204).

Standard calibration and storage sleeve for precision calibration in water vapor saturated air

Overflow measuring flask, contents 164 ml

Overflow measuring flask, contents 250 ml

Overflow measuring flask, contents 365 ml

Overflow measuring flask, contents 432 ml

Spare measuring bottle (Duran 50), contents 250 ml