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Water Quality

Water quality meters provide fast, reliable measurement of key parameters including pH, conductivity, TDS, salinity, dissolved oxygen, turbidity, ORP and temperature.

These instruments help users evaluate water conditions, identify changes and maintain consistent quality across environmental, laboratory, industrial, agricultural, food and beverage, and water treatment applications.

Sper Scientific Direct offers water quality instruments ranging from compact pocket testers and portable multi-parameter meters and dataloggers to complete online systems and professional water quality analyzers. Choose from single-parameter meters, expandable systems, complete testing kits, probes, sensors and calibration solutions for field measurements, routine quality control and detailed water analysis.

A white Sper Scientific handheld water quality meter with a green LCD showing 6.76 pH and 25.0 °C, and various gray control buttons.

121 products

Sper Scientific Turbidity Meter Model 860040

Sper Scientific

860040

Portable Turbidity Meter Kit

Regular price $439.00 USD
Sale price Regular price
pH Datalogger Kit | Sper Scientific Direct

Sper Scientific

850061

pH Datalogger Kit

Regular price $366.30 USD
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Chlorine Meter | Sper Scientific Direct

Sper Scientific

860043

Portable Digital Chlorine Meter with Large LCD Display

Regular price $384.00 USD
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Optical Dissolved Oxygen Meter 1

Sper Scientific

860067

Optical Dissolved Oxygen Meter

Regular price $688.85 USD
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Advanced pH Meter | Sper Scientific Direct

Sper Scientific

850055

Advanced pH Meter

Regular price From $219.65 USD
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SD Card Datalogger pH Meter | Sper Scientific Direct

Sper Scientific

850060

SD Card Datalogger pH Meter

Regular price $272.80 USD
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Pure Water Meter | Sper Scientific Direct

Sper Scientific

850038

Pure Water Meter

Regular price $392.15 USD
Sale price Regular price
pH Probe with ATC Replacement | Sper Scientific Direct

Sper Scientific

850059P

pH Probe with ATC Replacement

Regular price $104.65 USD
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Water Quality Meter Kit - Sper Scientific Direct

Sper Scientific

850081

Water Quality Meter Kit

Regular price From $191.40 USD
Sale price Regular price
Benchtop Conductivity Meter | Sper Scientific Direct

Sper Scientific

860032

Benchtop Conductivity Meter

Regular price $424.35 USD
Sale price Regular price
Waterproof Conductivity Meter (Pen Style) - Sper Scientific Direct

Sper Scientific

850037

Waterproof Conductivity Meter (Pen Style)

Regular price
Sale price $57.98 USD Regular price $79.35 USD
Waterproof Dissolved Oxygen Meter Pen - Sper Scientific Direct

Sper Scientific

850045

Waterproof Dissolved Oxygen Meter Pen

Regular price $354.00 USD
Sale price Regular price
Basic pH Meter | Sper Scientific Direct

Sper Scientific

840087

Basic pH Meter

Regular price From $100.10 USD
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Test Tube pH Pens | Sper Scientific Direct

Sper Scientific

850062

Test Tube pH Pens

Regular price From $63.25 USD
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Dissolved Oxygen Meter Kit | Sper Scientific Direct

Sper Scientific

850081DOK

Dissolved Oxygen Meter Kit

Regular price $452.10 USD
Sale price Regular price
Spear Tip pH Probe | Sper Scientific Direct

Sper Scientific

840049

Spear Tip pH Probe

Regular price $103.40 USD
Sale price Regular price
DO Electrolyte | Sper Scientific Direct

Sper Scientific

840044

DO Electrolyte

Regular price $16.50 USD
Sale price Regular price
Pocket Conductivity / TDS Meter | Sper Scientific Direct

Sper Scientific

850068

Pocket Conductivity / TDS Meter

Regular price
Sale price $27.99 USD Regular price $33.35 USD
Rechargeable dissolved oxygen pen with 5 meter cable by Sper Scientific featuring a digital display.

Sper Scientific

860055

Rechargeable Dissolved Oxygen Pen with 5 Meter Cable

Regular price $333.50 USD
Sale price Regular price
Combination Water Meter Kit with Dissolved Oxygen Probe | Sper Scientific Direct

Sper Scientific

850048DOK

Combination Water Meter Kit with Dissolved Oxygen Probe

Regular price $441.60 USD
Sale price Regular price
Combination Water Meter Kit with Conductivity/Salinity Probe | Sper Scientific Direct

Sper Scientific

850048CSK

Combination Water Meter Kit with Conductivity/Salinity Probe

Regular price $354.20 USD
Sale price Regular price
Combination Water Meter Kit with pH Probe | Sper Scientific Direct

Sper Scientific

850048PHK

Combination Water Meter Kit with pH Probe

Regular price $368.00 USD
Sale price Regular price
DO Probe for 850048 Water Quality Meter | Sper Scientific Direct

Sper Scientific

850048DO

DO Probe for 850048 Water Quality Meter

Regular price $211.60 USD
Sale price Regular price
pH Probe for 850048 Water Quality Meter | Sper Scientific Direct

Sper Scientific

850048PH

pH Probe for 850048 Water Quality Meter

Regular price $115.00 USD
Sale price Regular price
Flat Surface pH Electrode | Sper Scientific Direct

Sper Scientific

840051

Flat Surface pH Electrode

Regular price $131.10 USD
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Conductivity / Salinity Probe for 850048 Water Quality Meter | Sper Scientific Direct

Sper Scientific

850048C/S

Conductivity / Salinity Probe for 850048 Water Quality Meter

Regular price $124.20 USD
Sale price Regular price
Sper DO Electrolytes Solution

Sper Scientific

850048E

Dissolved Oxygen (DO) Electrolytes

Regular price $17.00 USD
Sale price Regular price
Dissolved Oxygen Heads / Membranes

Sper Scientific

850048H

Dissolved Oxygen (DO) Probe Head / Membrane

Regular price $21.85 USD
Sale price Regular price
Turbidity Calibration Solution 0 NTU - Sper Scientific Direct

Sper Scientific

LUTU-0NTU

Turbidity Calibration Solution 0 NTU

Regular price $16.50 USD
Sale price Regular price
Turbidity Calibration Solution - Sper Scientific Direct

Sper Scientific

LUTU-100NTU

Turbidity Calibration Solution 100NTU

Regular price $19.80 USD
Sale price Regular price
Turbidity Sample Cell - Sper Scientific Direct

Sper Scientific

LUTU-CELL

Turbidity Sample Cell

Regular price $8.25 USD
Sale price Regular price
Online residual chlorine analyzer by Sper Scientific with a built-in display on a gray cabinet.

Sper Scientific

870008

Online Residual Chlorine Analyzer

Regular price $2,123.00 USD
Sale price Regular price
Online multi-parameter water quality analyzer by Sper Scientific displaying real-time measurements, mounted in a clear, protective casing.

Sper Scientific

870001

Online Multi-Parameter Water Quality Analyzer

Regular price $1,733.05 USD
Sale price Regular price
Online Total Suspended Solids Meter

Sper Scientific

870005

Online Total Suspended Solids Meter

Regular price $844.55 USD
Sale price Regular price
Inline Digital Turbidity Meter

Sper Scientific

870004

Online Digital Turbidity Meter

Regular price $894.55 USD
Sale price Regular price
Online Industrial Conductivity, TDS, Salinity, Resistivity Meter

Sper Scientific

870003

Online Industrial Conductivity, TDS, Salinity, Resistivity Meter

Regular price $688.55 USD
Sale price Regular price