Water Testing

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      73 products
      Taylor Complete High-DPD Professional Test Kit | K-2005-6
      Taylor Complete High-DPD 9-way Professional Test Kit | K-2005
      Taylor
      $69.99
      AquaChek One-Minute Phosphate Test Kit, 20 Strips | 562227
      AquaChek One-Minute Phosphate Test Kit, 20 Strips | 562227
      AquaChek
      $8.99
      Taylor FAS-DPD Titrating Reagent for Chlorine, 16 oz | R-0871-E
      Taylor FAS-DPD Titrating Reagent for Chlorine, 16 oz | R-0871-E
      Taylor FAS-DPD Titrating Reagent for Chlorine, 16 oz | R-0871-E
      Taylor
      $38.49
      Taylor Cyanuric Acid Reagent, 2 oz | R-0013-C
      Taylor
      $6.99
      Taylor Color Card Phosphate Test Kit | K-1106
      Taylor Phosphate Test Kit, Low & High Range | K-1106
      Taylor
      $37.99
      Taylor 6-Way Trouble-Shooter DPD Test Kit | K-1004
      Taylor
      $29.99
      Taylor DPD Powder Reagent, .25 lb | R-0870-J
      Taylor DPD Powder Reagent, .25 lb | R-0870-J
      Taylor DPD Powder Reagent, .25 lb | R-0870-J
      Taylor
      $43.99
      AquaChek Pro 5-in-1 Test Strips, 100/Pack | 511710
      AquaChek
      $13.99
      LaMotte Insta-Test Wide Range Ph & Total Chlorine | 2987-G-12
      LaMotte
      $6.99
      Taylor Calibrated Bottle w/ Dispenser Cap for CYA, 1 oz | 9194
      Taylor Calibrated Bottle w/ Dispenser Cap for CYA, 1 oz / 5 mL | 9194
      Taylor
      $3.49
      Taylor Calcium Buffer Reagent, 2 oz, 12/Pack | R-0010-C-12
      Taylor Calcium Buffer Reagent, 2 oz | R-0010-C
      Taylor
      $8.99
      Taylor Total Alkalinity Indicator, 3/4 oz, 24/Pack | R-0008-A-24
      Taylor Total Alkalinity Indicator, 3/4 oz | R-0008-A
      Taylor
      $3.99
      Taylor Flex 3 Test Strips for Xpress Flex System - 100/Btl | S-1363-6
      Taylor Flex 3 Test Strips for Xpress Flex System - 100/Btl | S-1363-6
      Taylor
      $21.99
      Lamotte Insta-Test Low Range Phosphate Test Strips | 3021-G-6
      Lamotte Insta-Test Low Range Phosphate Test Strips | 3021-G-6
      Lamotte Insta-Test Low Range Phosphate Test Strips | 3021-G-6
      LaMotte
      $9.45
      LaMotte DPD 1A Free Chlorine Reagent, 30 ml | P-6740-G
      LaMotte DPD 1A Free Chlorine Reagent, 30 ml | P-6740-G
      LaMotte
      $8.99
      Taylor Calcium Indicator Reagent, 2 Oz, 12/Pack | R-0011L-C-12
      Taylor Calcium Indicator Reagent, 2 Oz | R-0011L-C
      Taylor
      $10.99
      Taylor DPD Reagent #3 Dropper Bottle, 2 oz, 12/Pack | R-0003-C-12
      Taylor DPD Reagent #3 Dropper Bottle, 2 oz | R-0003-C
      Taylor
      $10.99
      Taylor Acid Demand Reagent, 2000 Series, 3/4 oz, 24/Pack | R-0005-A-24
      Taylor Acid Demand Reagent, 2000 Series, 3/4 oz | R-0005-A
      Taylor
      $5.99
      Taylor Calcium Indicator Reagent, 3/4 oz, 24/Pack | R-0011L-A-24
      Taylor Calcium Indicator Reagent, 3/4 oz | R-0011L-A
      Taylor
      $6.99
      Taylor Flex 2 Test Strips for Xpress Flex System - 50/Btl | S-1362-6
      Taylor Flex 2 Test Strips for Xpress Flex System - 50/Btl | S-1362-6
      Taylor
      $17.99
      Taylor DPD Reagent #1 Dropper Bottle, 3/4 oz, 24/Pack | R-0001-A-24
      Taylor DPD Reagent #1 Dropper Bottle, 3/4 oz, 24/Pack | R-0001-A-24
      Taylor DPD Reagent #1 Dropper Bottle, 3/4 oz | R-0001-A
      Taylor
      $5.99
      Taylor Calcium Buffer Reagent, 3/4 oz | R-0010-A-24
      Taylor Calcium Buffer Reagent, 3/4 oz | R-0010-A
      Taylor
      $4.99
      Taylor Base Demand Reagent for 2000 Series Kits, .75 oz, 24/Pack | R-0006-A-24
      Taylor Base Demand Reagent for 2000 Series Kits, .75 oz | R-0006-A
      Taylor
      $3.99
      Taylor Hardness Reagent, 3/4 oz, 24/Pack | R-0012-A-24
      Taylor Hardness Reagent #12, 3/4 oz | R-0012-A
      Taylor
      $6.99
      Taylor Thiosulfate N/10 Dropper Bottle, 3/4 oz, 24/Pack | R-0007-A-24
      Taylor Thiosulfate N/10 Dropper Bottle, 3/4 oz | R-0007-A
      Taylor
      $5.99
      Taylor R-9112-C Phosphate Prep Reagent - 2oz | R-9112-C
      Taylor R-9112-C Phosphate Prep Reagent - 2oz | R-9112-C
      Taylor
      $8.40
      Taylor Thiosulfate N/10 Dropper Bottle, 2 oz, 12/Pack | R-0007-C-12
      Taylor Thiosulfate N/10 Dropper Bottle, 2 oz | R-0007-C
      Taylor
      $6.99
      Taylor Cyanuric Acid Reagent Dispenser, 3/4 oz, 24/Pack | R-0013-A-24
      Taylor Cyanuric Acid Reagent Dispenser, 3/4 oz | R-0013-A
      Taylor
      $4.94
      Pentair Rainbow OTO Replacement Solution #2, 1/2 oz | R161004
      Pentair Rainbow OTO Replacement Solution #2, 1/2 oz | R161004
      Pentair
      $3.99
      Taylor 2000 Series Ph Indicator Reagent, 16 oz | R-0004-E
      Taylor 2000 Series Ph Indicator Reagent, 16 oz | R-0004-E
      Taylor 2000 Series pH Indicator Reagent, 16 oz | R-0004-E
      Taylor
      $24.35
      Taylor #14 Phenol Red Reagent pH Indicator, 3/4 oz | R-0014-A
      Taylor
      $3.49
      Taylor DPD Reagent #3 Dropper Bottle, 3/4 oz | R-0003-A-24
      Taylor DPD Reagent #3 Dropper Bottle, 3/4 oz | R-0003-A
      Taylor
      $5.98
      Taylor DPD Reagent #2 Dropper Bottle, 3/4 oz, 24/Pack | R-0002-A-24
      Taylor DPD Reagent #2 Dropper Bottle, 3/4 oz | R-0002-A
      Taylor
      $4.49
      Taylor Cyanuric Acid Reagent, 16 oz | R-0013-E
      Taylor Cyanuric Acid Reagent, 16 oz | R-0013-E
      Taylor Cyanuric Acid Reagent, 16 oz | R-0013-E
      Taylor
      $17.99
      Taylor Acid Demand Reagent, 2000 Series, 2 oz, 12/Pack | R-0005-C-12
      Taylor Acid Demand Reagent, 2000 Series, 2 oz | R-0005-C
      Taylor
      $8.99
      Taylor Salt Test Strips, 10 Strips/Bottle, 12/Case | S-1341-12
      Taylor Salt Test Strips for Salt Pools | S-1341
      Taylor
      $11.99
      Pentair #756 Rainbow 2-In-1 Bromine Test Kit | R151196
      Pentair #756 Rainbow 2-In-1 Bromine Test Kit | R151196
      Pentair #756 Rainbow 2-In-1 Bromine Test Kit | R151196
      Pentair
      $28.99
      LaMotte DPD 1B Free Chlorine Reagent, 30 ml | P-6741-G
      LaMotte DPD 1B Free Chlorine Reagent, 30 ml | P-6741-G
      LaMotte
      $9.99
      Pentair Solution #2 pH Test, 1 oz | R161178
      Pentair Solution #2 pH Test, 1 oz | R161178
      Pentair
      $2.99
      Pentair Solution #4 Chlorine Neutralizer Replacement, 1/2 oz | R161204
      Pentair Solution #4 Chlorine Neutralizer Replacement, 1/2 oz | R161204
      Pentair
      $2.39
      Pentair Solution #3 Acid Demand Replacement, 1 oz | R161185
      Pentair Solution #3 Acid Demand Replacement, 1 oz | R161185
      Pentair
      $3.29
      Taylor Total Alkalinity Indicator, 2 oz, 12/Pack | R-0008-C-12
      Taylor Total Alkalinity Indicator, 2 oz | R-0008-C
      Taylor
      $6.99
      Taylor Sulfuric Acid .12N Dropper Bottle, 3/4 oz, 24/Pack | R-0009-A-24
      Taylor Sulfuric Acid .12N Dropper Bottle, 3/4 oz | R-0009-A
      Taylor
      $4.99
      Pentair OTO Replacement Solution, 1 oz | R161025
      Pentair OTO Replacement Solution, 1 oz | R161025
      Pentair
      $3.49
      Taylor Flex 4 Test Strips for Xpress Flex System - 50/Btl | S-1364-6
      Taylor Flex 4 Test Strips Refill for Xpress Flex System | S-1364
      Taylor
      $12.99
      Taylor 7-Way Test Strips for Free Chlorine, Total Chlorine/Bromine, pH, Alkalinity, Hardness, CYA w/ Mobile App, 50/Bottle, 12/Case | S-1403-12
      Taylor 7-Way Test Strips for Free Chlorine, Total Chlorine/Bromine, pH, Alkalinity, Hardness, CYA w/ Mobile App, 50/Bottle, 12/Case | S-1403-12
      Taylor 7-Way Test Strips for Free Chlorine, Total Chlorine/Bromine, pH, Alkalinity, Hardness, CYA, 50/Bottle | S-1403-12
      Taylor
      $12.00
      Lamotte Insta-Test 3 Plus 3-in-1 Strips | 2976-24-PT
      Lamotte Insta-Test 3 Plus 3-in-1 Strips | 2976-24-PT
      LaMotte
      $9.99
      Taylor 2000 Series Ph Indicator Reagent, 3/4 oz, 24/Pack | R-0004-A-24
      Taylor 2000 Series Ph Indicator Reagent, 3/4 oz | R-0004-A
      Taylor
      $5.99
      LaMotte Insta-Test 5 Plus Test Strips, 50/Pack | 2977-12-PT
      LaMotte Insta-Test 5 Plus Test Strips, 50/Pack | 2977-12-PT
      LaMotte
      $15.99
      Taylor Sulfuric Acid .12N Dropper Bottle, 2 oz, 12/Pack | R-0009-C-12
      Taylor Sulfuric Acid .12N Dropper Bottle, 2 oz | R-0009-C
      Taylor
      $6.99
      Taylor FAS-DPD Titrating Bromine Reagent, 2 oz, 12/Pack | R-0872-C-12
      Taylor FAS-DPD Titrating Bromine Reagent, 2 oz | R-0872-C
      Taylor
      $11.99
      Taylor Hardness Reagent, 2 oz, 12/Pack | R-0012-C-12
      Taylor Hardness Reagent, 2 oz | R-0012-C
      Taylor
      $21.99
      Pentair Rainbow Total Alkalinity Test Solution #5, 1/2 oz | R161203
      Pentair Rainbow Total Alkalinity Test Solution #5, 1/2 oz | R161203
      Pentair
      $3.29
      Taylor Base Demand Reagent, 2000 Series, 2 oz, 12/Pack | R-0006-C-12
      Taylor Base Demand Reagent, 2000 Series, 2 oz, 12/Pack | R-0006-C-12
      Taylor Base Demand Reagent, 2000 Series, 2 oz | R-0006-C
      Taylor
      $6.99
      Pentair Rainbow pH Replacement Solution w/ Chlorine Neutralizer, 1/2 oz | R161018
      Pentair Rainbow pH Replacement Solution w/ Chlorine Neutralizer, 1/2 oz | R161018
      Pentair
      $2.49
      TALOR IRON PREP REAGENT 3 GRAMS
      Taylor Iron Prep Reagent, 3 Gram Size | R-9103
      Taylor
      $6.99
      LaMotte Insta-Test 4 Plus Test Strips, 50/Pack | 3029-12
      LaMotte Insta-Test 4 Plus Test Strips, 50/Pack | 3029-12
      LaMotte Insta-Test 4 Plus Test Strips, 50/Pack | 3029-12
      LaMotte
      $9.99
      Lamotte Chlorine DPD #3R RAPID TesTabs Tablets, 1000 Tabs | 6905A-M
      Lamotte Chlorine DPD #3R RAPID TesTabs Tablets, 1000 Tabs | 6905A-M
      Lamotte Chlorine DPD #3R RAPID TesTabs Tablets, 1000 Tabs | 6905A-M
      LaMotte
      $143.85
      Taylor Cyanuric Acid Reagent, 1 gal Bottle, 4/Pack | R-0013-G-4
      Taylor Cyanuric Acid Reagent, 1 gal Bottle | R-0013-G
      Taylor
      $35.99
      Nature2 Spa Test Strips, 50/Pack | W29300
      Nature2 Spa Test Strips, 50/Pack | W29300
      Nature2
      $19.99
      Taylor DPD Reagent #2 Dropper Bottle, 2 oz, 12/Pack | R-0002-C-12
      Taylor DPD Reagent #2 Dropper Bottle, 2 oz | R-0002-C
      Taylor
      $12.99
      Taylor DPD Powder Reagent, 10 g, 12/Pack | R-0870-I-12
      Taylor DPD Powder Reagent, 10 g, 12/Pack | R-0870-I-12
      Taylor DPD Powder Reagent, 10 g | R-0870-I
      Taylor
      $10.99
      Taylor DPD Reagent #1 Dropper Bottle, 2 oz, 12/Pack | R-0001-C-12
      Taylor DPD Reagent #1 Dropper Bottle, 2 oz | R-0001-C
      Taylor
      $9.99
      Taylor 2000 Series Ph Indicator Reagent, 2 oz, 12/Pack | R-0004-C-12
      Taylor 2000 Series Ph Indicator Reagent, 2 oz | R-0004-C
      Taylor
      $7.99
      Taylor Fas-Dpd Titrating Reagent, For Chlorine, 2 Ounce | R-0871-C-12
      Taylor FAS-DPD Titrating Reagent, For Chlorine, 2 Ounce | R-0871-C
      Taylor
      $14.49
      Lamotte Chlorine DPD #1 RAPID TesTabs Tablets, 1000 Tabs | 6999A-M
      Lamotte Chlorine DPD #1 RAPID TesTabs Tablets, 1000 Tabs | 6999A-M
      LaMotte Chlorine DPD #1 RAPID TesTabs Tablets, 1000 Tabs | 6999A-M
      LaMotte
      $144.99
      AquaChek Orange 3-in-1 Monopersulfate Test Strips, 50/Pack | 561682A
      AquaChek Orange 3-in-1 Monopersulfate Test Strips, 50/Pack | 561682A
      AquaChek
      $10.99
      Aquachek Red 4-In-1 Test Strips, 50 Strips | 521252A
      Aquachek Red 4-In-1 Test Strips, 50 Strips | 521252A
      Aquachek Red 4-In-1 Test Strips, 50 Strips | 521252A
      AquaChek
      $14.99
      AquaChek Total Iron Test Strips, 25/Pack | 661455E
      AquaChek Total Iron Test Strips, 25/Pack | 661455E
      AquaChek
      $27.99
      AquaChek TruTest Digital Test Strip Refills, 50/Pack | 512082
      AquaChek TruTest Digital Test Strip Refills, 50/Pack | 512082
      AquaChek
      $11.99
      AquaChek Yellow 4-In-1 Chlorine Test Strips, 50 Strips per Bottle | 511242A
      AquaChek Yellow 4-In-1 Chlorine Test Strips, 50 Strips per Bottle | 511242A
      AquaChek
      $9.99
      AquaChek TruTest Spa Refill Test Strips, 50/Bottle | 522255
      AquaChek TruTest Spa Refill Test Strips, 50/Bottle | 522255
      AquaChek
      $10.99
      AquaChek Spa 6-in-1 Test Strips, 50/Pack | 552244
      AquaChek Spa 6-in-1 Test Strips, 50/Pack | 552244
      AquaChek Spa 6-in-1 Test Strips, 50/Pack | 552244
      AquaChek
      $11.99