Aquarium Test Kits

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API 5 in 1 Aquarium Test Strips
(412)

$12.98

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API GH and KH Test Kit
(349)

$11.99

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API Saltwater Master Test Kit
(422)

$35.98

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Seachem Stability 250ml
(91)

$6.66

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API Ammonia 130 test Kit
(243)

$15.48

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API Reef Master Test Kit
(182)

$34.98

Avg. Savings $0.96
Tetra 19543 EasyStrips 6-in-1 Test Strips, 100-Count
(501)

$17.21

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API Calcium Test Kit
(106)

$13.98

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API Phosphate Test Kit
(159)

$14.98

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API Nitrite Test Kit
(100)

$11.98

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API Pondcare 5-in-1 Pond Test Strips
(57)

$15.15

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H W NAYLOR MI 30CT Mastitis Test
(5)

$13.69

Avg. Savings $2.53
Pro Lab AA118 Allergen Test Kit
(2)

$45.99

Avg. Savings $14.83
Red Sea Fish Pharm ARE21525 Marine Care Test Kit for Aquarium
(65)

$59.56

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Salifert Calcium (Ca) Test Kit - 50 to 100 Tests
(45)

$16.54

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API Copper Test Kit
(83)

$12.50

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Brightwell Aquatics 1 fl. oz. CoralAmino Free Form Amino Acid Supplement for Corals, 30 mL

$16.91

Avg. Savings $0.95
API Freshwater PH Test Kit, 250 tests per Kit
(181)

$7.58

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API Nitrate Test Kit
(144)

$11.99

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API High Range PH Test Kit 1 1/4 Fl Oz.
(65)

$9.48

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API Ammonia Test Strips
(35)

$16.98

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Aquatic Experts AccuBrate Refractometer Salinity Calibration Fluid – 60 ml Solution to Accurately Calibrate Refractometer for Testing Natural Saltwater or Synthetic Sea Water – Made in The USA

$10.99

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Tetra 19541 EasyStrips Ammonia Test Strips, 100-Count
(127)

$26.00

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Salifert Carbonate Hardness & Alkalinity (Kh/Alk) Test Kit, 100-200 Tests
(54)

$14.09

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Seachem MultiTest Iodine and Iodide Test Kit
(15)

$17.99

Avg. Savings $0.04
Salifert Master Reef Testing Combo Kit - Saltwater Aquariums
(8)

$98.44

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Seachem 28658 Alert Combo Pack
(2)

$15.43

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Salifert Phosphate Test Kit
(32)

$18.48

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Hanna Marine Alkalinity (dKH) Checker® HC - HI772
(6)

$66.95

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Boxtech Aquarium Marine Test Sea Saltwater Hydrometer Reef - Ocean Hydrometer Salinity Meter - for Fish Tank Water Salinity Specific Gravity Test

$9.99

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ZAOJIAO Auto-top-off ATO solution auto water filler Adjustable Float Valve Mounting for Aquarium sump

$14.99

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API PH Test and Ajuster Combo Test Kit
(51)

$12.33

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Salifert Nitrate (No3) Test Kit
(38)

$18.86

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HMT General Kit
(18)

$18.00

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Seachem MultiTest Silicate Test Kit,75 Tests
(9)

$13.55

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Aqua-Test Box Reagent
(3)

$95.96

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Pondcare Liquid Master Test Kit

$34.73

Avg. Savings $3.34
Hanna Instruments Two Pack HI772-26 (HI755-26) Alkalinity Checker Reagent for 50 tests

$32.89

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HI772-26 HI755-26 Alkalinity Checker Reagent (25 Tests) - Hanna Instruments

$18.99

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Tetra 19542 EasyStrips 6-in-1 Test Strips, 25-Count
(505)

$15.30

Avg. Savings $3.70
Seachem Ammonia Alert
(370)

$14.37

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Seachem MultiTest Ammonia Test Kit
(47)

$18.06

Avg. Savings $0.23
Nutrafin Master Test Kit, Contains 10 Test Parameters
(38)

$119.03

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Industrial Test Systems 481046 SenSafe Ida's Iron Test, Fe+2
(6)

$14.80

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Salifert Potassium Reef Test Kit
(3)

$20.99

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(3 Pack) Seachem Ph Alert for Freshwater
(2)

$21.90

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Salifert Nitrite (No2) Test Kit

$16.79

Avg. Savings $5.11
Sera pH Aquarium Test Kit

$11.99

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Total Chlorine Test Strips

$19.09

Avg. Savings $3.83
API KH Carbonate Hardness Test Kit
(65)

$11.97

Avg. Savings $0.42