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TDS Meter - Total Dissolved Solids Meter, Water Quality Testers


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Water Tester product list


HM Digital TDS-EZ 0-9990 PPM Water Quality Tester
(TDS-EZ)

HM TDS EZ Water Quality Tester is ideal for all your basic water testing needs including checking the TDS in your drinking water, food & coffee, Aquariums and more. This easy-to-use tester offers the best value for the the price.


In stock! Ships in 1 business day.
HM Digital TDS-EZ 0-9990 PPM Water Quality Tester
Our Price: $15.95
Retail: $16.95
You Save 6%!

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HM TDS-3 Meter with Carrying Case
(TDS-3)

HM TDS-3 Meter is ideal for both residential and commercial applications including but not limited to water purification, waste-water regulation, aquaculture, hydroponics, and residential RO applications. Measurement range is 0-9990 ppm.


In stock! Ships in 1 business day.
HM TDS-3 Meter with Carrying Case
Our Price: $22.20
Retail: $37.00
You Save 40%!

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Sensafe Exact Micro 7 Free Chlorine Test Strips
(486637)

These Free Chlorine Test Strips 486637 are used in the Sensafe Exact Micro 7 Photometer and in other water testing micro meters. Spa and Swimming pool owners should test for free chlorine in pool water regularly.


In Stock! Ships in 16 to 17 business days.
Sensafe Exact Micro 7 Free Chlorine Test Strips
Our Price: $15.95
Retail: $19.99
You Save 20%!

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Waterworks High Range Chlorine Water Test Strips
(480022)

Waterworks High Range Free Chlorine Water Quality Test Strips (480022) combine a broad range of chlorine detection with a specially-designed free chlorine indicator. These FDA approved Waterworks chlorine test strips are ideal for testing the chlori


In Stock! Ships in 16 to 17 business days.
Waterworks High Range Chlorine Water Test Strips
Our Price: $13.99
Retail: $14.99
You Save 7%!

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Sensafe Exact Micro 7 pH Test Strips 486639
(486639)

These pH Test Strips 486639 are used in the Sensafe Exact Micro 7 Photometer and in other water testing micro meters. Spa and Swimming pool owners should test pool water pH level weekly to ensure their water is neither too acidic or too alkaline.


In Stock! Ships in 16 to 17 business days.
Sensafe Exact Micro 7 pH Test Strips 486639
Our Price: $8.99
Retail: $10.99
You Save 18%!

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HM Digital COM-100 Replacement TDS Sensor SP-C1
(SP-C1)

The HM Digital COM-100 Replacement TDS Sensor SP-C1 is a combination water testing meter and is perfect for all water quality testing applications. The HM Digital SP-C1 measures electrical conductivity, (EC) total dissovled solids, (TDS) and tempera


In Stock! Ships in 5 to 6 business days.
HM Digital COM-100 Replacement TDS Sensor SP-C1
Our Price: $29.95
Retail: $38.99
You Save 23%!

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eXact 486639-II Strip Micro pH
(486639-II)

The eXact 486639-II bulk test strip bottle allows you to measure the pH level of water from a variety of sources such as pools, spas, and wells.


Special Order. Ships in 11 days.
eXact 486639-II Strip Micro pH
Our Price: $11.99
Retail: $12.99
You Save 8%!

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Sensafe Exact Micro 7 Total Alkalinity Test Strips
(486641)

These Total Alkalinity Test Strips 486641 are used in the Sensafe Exact Micro 7 Photometer and in other water testing micro meters. Spa and Swimming pool owners should test pool water for total alkalinity regularly to ensure their total alkalinity...


Special Order. Ships in 16 days.
Sensafe Exact Micro 7 Total Alkalinity Test Strips
Our Price: $12.99
Retail: $14.99
You Save 13%!

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Watersafe Science Project Kit 4 Pack
(WS-425SP)

The Watersafe Science Project Kit 4 Pack is a comprehensive test kit that can compare the water quality of up to 4 different water samples. Easy enough for elementary students yet scientifically sophisticated enough for high school projects!


In Stock! Ships in 3 to 4 business days.
Watersafe Science Project Kit 4 Pack
Our Price: $39.95
Retail: $59.99
You Save 33%!

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Water Works 2 Free & Total Chlorine Testing Strips
(480655)

These chlorine test strips allow you to test your water for free chlorine, total chlorine, and even chloramine, a disinfectant often used in place of chlorine in many municipalities.


In stock! Ships in 1 business day.
Water Works 2 Free & Total Chlorine Testing Strips
Our Price: $15.95
Retail: $17.99
You Save 11%!

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HM Digital AquaPro AP-2 Water Quality Tester - EC
(AP-2)

The HM Digital AquaPro AP-2 Water Quality Tester is a hand-held digital water quality tester which is used to test the electrical conductivity (EC) of water. It also tests the temperature of water, and features Automatic Temperature Comp


Special Order. Ships in 24 days.
HM Digital AquaPro AP-2 Water Quality Tester - EC
Our Price: $25.79
Retail: $42.95
You Save 40%!

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Sensafe Exact Micro 7 Total Chlorine Test Strips
(486670)

These Total Chlorine Test Strips 486670 are used in the Sensafe Exact Micro 7 Photometer and in other water testing micro meters. Spa and Swimming pool owners should test for total chlorine in pool water regularly.


Special Order. Ships in 12 days.
Sensafe Exact Micro 7 Total Chlorine Test Strips
Our Price: $13.99
Retail: $14.99
You Save 7%!

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Sensafe Exact Micro 7 Copper Test Strips 486632
(486632)

These Copper Test Strips 486632 are used in the Sensafe Exact Micro 7 Photometer and in other water testing micro meters. Spa and Swimming pool owners should test for copper in pool water regularly to ensure their copper level is not too high.


Special Order. Ships in 17 days.
Sensafe Exact Micro 7 Copper Test Strips 486632
Our Price: $13.99
Retail: $14.99
You Save 7%!

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HM Digital PTDS-4TM Pocket Size TDS Meter w/ Temp
(TDS-4TM)

The HM Digital PTDS-4TM Pocket Size TDS Meter with Temperature Gauge is a hand held digital water quality tester which is used to test the amount of total dissolved solids (TDS) and other impurities in water. This pocket size HM Digital water test T


Special Order. Ships in 14 days.
HM Digital PTDS-4TM Pocket Size TDS Meter w/ Temp
Our Price: $41.00
Retail: $49.99
You Save 18%!

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Sensafe Exact Micro 7 Calcium Test Strips
(486629)

These Calcium Hardness Test Strips 486629 are used in the Sensafe Exact Micro 7 Photometer and in other water testing micro meters. Spa and Swimming pool owners should test pool water for calcium regularly to ensure their hardness is in the proper...


Special Order. Ships in 16 days.
Sensafe Exact Micro 7 Calcium Test Strips
Our Price: $13.99
Retail: $14.99
You Save 7%!

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HM Digital AquaPro AP-1 Water Quality Tester - TDS
(AP-1)

The HM Digital AquaPro AP-1 Water Quality Tester is a hand-held digital water quality tester which is used to test the amount of total dissolved solids (TDS) and other impurities in your water supply. Useful for both consumers and hobbyists, it can


In Stock! Ships in 8 to 9 business days.
HM Digital AquaPro AP-1 Water Quality Tester - TDS
Our Price: $25.79
Retail: $42.95
You Save 40%!

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HM Digital COM-100 Water Quality Tester
(COM-100)

The HM Digital COM-100 Water Quality Tester is a combination electrical conductivitiy meter, TDS meter, and temperature reader all in one! This waterproof device is ideal for a variety of applications including scientific testing & much much more.


In stock! Ships in 1 business day.
HM Digital COM-100 Water Quality Tester
Our Price: $59.95
Retail: $65.00
You Save 8%!

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HM Digital pH Buffer Solution Variety Pack
(pH Buffer)

The pH Buffer Solution Variety Pack from HM Digital is lightweight, economically priced and has an indefinite shelf life. Easy to use. Preparation directions are included directly on the bottle.


Special Order. Ships in 10 days.
HM Digital pH Buffer Solution Variety Pack
As Low As: $8.95
Retail: $10.45
You Save 14%!

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HM Digital ORP-200 ORP Meter Water Tester w/ Temp.
(ORP-200)

The HM Digital ORP-200 ORP Meter Water Tester with Temperature Gauge is a water tester used to test the Oxidation Reduction Potential (ORP) in your water supply. It also tests the temperature of water, and features Automatic Temperature Compensation


Special Order. Ships in 15 days.
HM Digital ORP-200 ORP Meter Water Tester w/ Temp.
Our Price: $92.99
Retail: $108.95
You Save 15%!

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Lead Water Testing Kit - SLGi Certified
(Lead Water Test)

The Schneider Laboratories Global, Inc. Lead Water Test is a lab test kit that tests drinking water for the following: Lead All tests conducted by the Lead Water Testing Kit - SLGi Certified are run by EPA approved methods and meet all EPA, St


In Stock! Ships in 7 to 8 business days.
Lead Water Testing Kit - SLGi Certified
Our Price: $58.99
Retail: $59.99
You Save 2%!

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Supco WG1 Water Guard - Water Leak Alarm
(WG1)

The Supco WG1 Water Guard - Water Leak Alarm provides you with continuous protection from water damage. Simply place this water leak alarm in the desired location and it will sound 90 dB alarm if it comes in contact with water. This water alarm feat


In stock! Ships in 1 business day.
Supco WG1 Water Guard - Water Leak Alarm
Our Price: $6.99
Retail: $9.99
You Save 30%!

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HM Digital FM-1 Water Filter Monitor
(FM-1)

The HM Digital FM-1 Water Filter Monitor is a five-stage water filter monitor that uses five independent timers to let you know when to change your filters. The timers begin when the water is turned on and count down in months or days.


In stock! Ships in 1 business day.
HM Digital FM-1 Water Filter Monitor
Our Price: $29.95
Retail: $45.00
You Save 33%!

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Pthalates & BPA Test Kit - SLGi Certified
(BPA Test)

The Schneider Laboratories Global, Inc. BPA Test is a lab test kit that tests for the following in your plastic containers and other solid materials: Phtalates / Bisphenol A (BPA) All tests conducted by the Phtalates & BPA Test Kit - SLGi Certi

Free shipping within the continental United States!

In stock! Ships in 1 business day.
Pthalates & BPA Test Kit - SLGi Certified
Our Price: $370.99
Retail: $399.99
You Save 7%!

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Toxic Metal Test - SLGi Certified
(Toxic Metal Test)

The Schneider Laboratories Global, Inc. Toxic Metal Test is a lab test kit that tests for the following in your soil, drinking water, and groundwater: Toxic Metals All tests conducted by the Toxic Metal Test - SLGi Certified are run by EPA app

Free shipping within the continental United States!

In stock! Ships in 1 business day.
Toxic Metal Test - SLGi Certified
Our Price: $351.99
Retail: $399.99
You Save 12%!

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Heavy Metals Test Kit - Liquid or Solid Test
(Heavy Metals Test)

The Schneider Laboratories Global, Inc. Heavy Metals Test is a lab test kit that tests for the following in your soil and drinking water: Heavy Metals All tests conducted by the Heavy Metals Test Kit - Liquid or Solid Test are run by EPA appro

Free shipping within the continental United States!

In stock! Ships in 1 business day.
Heavy Metals Test Kit - Liquid or Solid Test
Our Price: $214.99
Retail: $299.99
You Save 28%!

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