Extech Water Quality Instruments

Choose from our wide selection of high quality meters for water quality measurements.

Get Water Quality Meters and accessories for the following uses:
Chlorine - Turbidity - Fluoride
Conductivity - TDS - Salinity
Dissolved Oxygen
pH - ORP


Extech PH300  pH/mV/Temperature, Waterproof-

Extech PH300 pH/mV/Temperature, Waterproof
Model: PH300

Your Price $409.00 USD
Availability 3 Days

Qty:

Your Price $409.00 USD
Availability 3 Days
Quantity

Extech RE300 Waterproof ExStik ORP Meter-

Extech RE300 Waterproof ExStik ORP Meter
Model: RE300

Your Price $149.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $149.00 USD
Availability 1 to 2 Weeks
Quantity

Extech CL203 ExTab Reagent Tablets, 10-pack, 100 tests-

Extech CL203 ExTab Reagent Tablets, 10-pack, 100 tests
Model: CL203

Your Price $27.99 USD
Availability 3 to 4 Weeks

Qty:

Your Price $27.99 USD
Availability 3 to 4 Weeks
Quantity

Extech CL204 ExTab Reagent tablets, Pack of 100 (1000 Tests)-

Extech CL204 ExTab Reagent tablets, Pack of 100 (1000 Tests)
Model: CL204

Your Price $204.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $204.00 USD
Availability 1 to 2 Weeks
Quantity

Extech CL205 ExStik Replacement Chlorine Electrode Module-

Extech CL205 ExStik Replacement Chlorine Electrode Module
Model: CL205

Your Price $144.00 USD
Availability 1 Week

Qty:

Your Price $144.00 USD
Availability 1 Week
Quantity

Extech CL207 Chlorine Standard, 1ppm-

Extech CL207 Chlorine Standard, 1ppm
Model: CL207

Your Price $60.99 USD
Availability 1 to 2 Weeks

Qty:

Your Price $60.99 USD
Availability 1 to 2 Weeks
Quantity

Extech FL705 ExStik Replacement Fluoride Electrode Module-

Extech FL705 ExStik Replacement Fluoride Electrode Module
Model: FL705

Your Price $154.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $154.00 USD
Availability 1 to 2 Weeks
Quantity

Extech 804010A Polymer Conductivity Cell Probe-

Extech 804010A Polymer Conductivity Cell Probe
Model: 804010A

Your Price $93.99 USD
Availability 2 to 3 Weeks

Qty:

Your Price $93.99 USD
Availability 2 to 3 Weeks
Quantity

Extech 850190 Thermistor Probe, 0 to 90.0°C-

Extech 850190 Thermistor Probe, 0 to 90.0°C
Model: 850190

Your Price $53.99 USD
Availability 1 to 2 Weeks

Qty:

Your Price $53.99 USD
Availability 1 to 2 Weeks
Quantity

Extech EC-1413-P 1413µS Conductivity Standard, 2 Bottles-

Extech EC-1413-P 1413µS Conductivity Standard, 2 Bottles
Model: EC-1413-P

Your Price $34.99 USD
Availability 1 to 2 Weeks

Qty:

Your Price $34.99 USD
Availability 1 to 2 Weeks
Quantity

Extech EC405 ExStik Replacement Conductivity Cell Module for ExStik Conductivity meters-

Extech EC405 ExStik Replacement Conductivity Cell Module for ExStik Conductivity meters
Model: EC405

Your Price $52.99 USD
Availability 1 Week

Qty:

Your Price $52.99 USD
Availability 1 Week
Quantity

Extech EC505 Replacement pH Electrode/Conductivity Cell Module for ExStik Conductivity meters-

Extech EC505 Replacement pH Electrode/Conductivity Cell Module for ExStik Conductivity meters
Model: EC505

Your Price $84.99 USD
Availability 1 to 2 Weeks

Qty:

Your Price $84.99 USD
Availability 1 to 2 Weeks
Quantity

Extech EC605 Conductivity Cell for the Extech EC600/DO700-

Extech EC605 Conductivity Cell for the Extech EC600/DO700
Model: EC605

Your Price $144.00 USD
Availability 3 Days

Qty:

Your Price $144.00 USD
Availability 3 Days
Quantity

Extech EC-84-P 84µS Conductivity Standard, 2 Bottles-

Extech EC-84-P 84µS Conductivity Standard, 2 Bottles
Model: EC-84-P

Your Price $34.99 USD
Availability 4 to 5 Weeks

Qty:

Your Price $34.99 USD
Availability 4 to 5 Weeks
Quantity

Extech DO603 Replacement Membrane Kit for the Extech ExStik-

Extech DO603 Replacement Membrane Kit for the Extech ExStik
Model: DO603

Your Price $89.99 USD
Availability 1 to 2 Weeks

Qty:

Your Price $89.99 USD
Availability 1 to 2 Weeks
Quantity

Extech DO605 Spare ExStik II Dissolved Oxygen Electrode module-

Extech DO605 Spare ExStik II Dissolved Oxygen Electrode module
Model: DO605

Your Price $189.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $189.00 USD
Availability 1 to 2 Weeks
Quantity

Extech EX050 ExStik Extension Cable with Probe Guard/Weight, 16ft-

Extech EX050 ExStik Extension Cable with Probe Guard/Weight, 16ft
Model: EX050

Your Price $104.00 USD
Availability 7 to 8 Weeks

Qty:

Your Price $104.00 USD
Availability 7 to 8 Weeks
Quantity

Extech 601100 Flat Surface Electrode, 15 x 106mm-

Extech 601100 Flat Surface Electrode, 15 x 106mm
Model: 601100

Your Price $139.00 USD
Availability 1 Week

Qty:

Your Price $139.00 USD
Availability 1 Week
Quantity

Extech 60120B Mini pH Electrode, 10 x 120mm-

Extech 60120B Mini pH Electrode, 10 x 120mm
Model: 60120B

Your Price $68.99 USD
Availability 1 Week

Qty:

Your Price $68.99 USD
Availability 1 Week
Quantity

Extech 601500 General Purpose Standard pH Electrode, 12 x 160mm-

Extech 601500 General Purpose Standard pH Electrode, 12 x 160mm
Model: 601500

Your Price $53.99 USD
Availability 1 to 2 Weeks

Qty:

Your Price $53.99 USD
Availability 1 to 2 Weeks
Quantity