Api Master Test Kit(5)
Uses item details. Price when purchased online
Best seller, API Freshwater Master Test Kit, Aquarium Water 850 Test Kit $35.98 Was $59.85
Best seller
Now$3598
current price Now $35.98, Was $59.85$59.85
API Freshwater Master Test Kit, Aquarium Water 850 Test Kit
4.8 out of 5 stars
API Aquarium Water Check-Up Test Kit, 300 Tests - Accurately Test for Ammonia & Nitrite in Freshwater & Saltwater Aquariums $19.98 $19.98/count
$1998
current price $19.98$19.98/count
API Aquarium Water Check-Up Test Kit, 300 Tests - Accurately Test for Ammonia & Nitrite in Freshwater & Saltwater Aquariums
Mars Fishcare Saltwater Master Test Kit - 401M $46.86
$4686
current price $46.86Mars Fishcare Saltwater Master Test Kit - 401M
API Reef Master Test Kit, Aquarium Water Test Kit, 1-Count $35.98 Was $44.53
Now$3598
current price Now $35.98, Was $44.53$44.53
API Reef Master Test Kit, Aquarium Water Test Kit, 1-Count
5 out of 5 stars
API Saltwater Master Test Kit, Aquarium Water Test Kit, 550 Tests
2 options
Available in additional 2 optionsAPI Saltwater Master Test Kit, Aquarium Water Test Kit, 550 Tests
5 out of 5 stars
Other options to consider(108)
API 5-In-1 Test Strips, Freshwater And Saltwater Aquarium Test Strips, 100-Count $27.03
$2703
current price $27.03API 5-In-1 Test Strips, Freshwater And Saltwater Aquarium Test Strips, 100-Count
5 out of 5 stars
In 25+ people's carts, Tetra 5-in-1 EasyStrips Accurate Aquarium Test Kit, for Freshwater and Saltwater, 25 Count From $13.24
In 25+ people's carts
4 options
Available in additional 4 optionsFrom$1324
Tetra 5-in-1 EasyStrips Accurate Aquarium Test Kit, for Freshwater and Saltwater, 25 Count
4.6 out of 5 stars
GENERAL/CARBONATE HARDNESS KIT $12.87
$1287
current price $12.87GENERAL/CARBONATE HARDNESS KIT
4.5 out of 5 stars
API Freshwater/Saltwater Ammonia Test Kit Was $17.41
API Freshwater/Saltwater Ammonia Test Kit
4.4 out of 5 stars
5 IN 1 TEST STRIPS, 25 COUNT $12.98 Was $15.69
Now$1298
current price Now $12.98, Was $15.69$15.69
5 IN 1 TEST STRIPS, 25 COUNT
4.1 out of 5 stars
API High Range pH Test Kit, Aquarium Water Test Kit, 1-Count $9.47
$947
current price $9.47API High Range pH Test Kit, Aquarium Water Test Kit, 1-Count
4 out of 5 stars
FW/SW PHOSPHATE TEST KIT $14.99 Was $17.26
Now$1499
current price Now $14.99, Was $17.26$17.26
FW/SW PHOSPHATE TEST KIT
2.8 out of 5 stars
FRESHWATER PH TEST KIT $9.23 Was $12.40
Now$923
current price Now $9.23, Was $12.40$12.40
FRESHWATER PH TEST KIT
4.4 out of 5 stars
API Copper Test Kit, Aquarium Water Test Kit, 1-Count $15.49
$1549
current price $15.49API Copper Test Kit, Aquarium Water Test Kit, 1-Count
5 out of 5 stars
API 5-In-1 Test Strips, Freshwater And Saltwater Aquarium Test Strips, 4-Count $10.94 $2.74/ea
$1094
current price $10.94$2.74/ea
API 5-In-1 Test Strips, Freshwater And Saltwater Aquarium Test Strips, 4-Count
4.8 out of 5 stars
FW/SW NITRATE TEST KIT Was $16.98
FW/SW NITRATE TEST KIT
4.5 out of 5 stars
API Nitrite Test Kit, Freshwater and Saltwater Aquarium Test Kit, 180 Tests $11.98
$1198
current price $11.98API Nitrite Test Kit, Freshwater and Saltwater Aquarium Test Kit, 180 Tests
4.8 out of 5 stars
API Ammonia Test Strips, Freshwater And Saltwater Aquarium Water Test Strips, 25-Count
API Ammonia Test Strips, Freshwater And Saltwater Aquarium Water Test Strips, 25-Count
4.4 out of 5 stars
API® Calcium Test Kit
API® Calcium Test Kit
4 out of 5 stars
Api Ph Test Strips
2 options
Available in additional 2 optionsApi Ph Test Strips
5 out of 5 stars
API Carbonate Test Kit - Fresh & Saltwater $12.48
$1248
current price $12.48API Carbonate Test Kit - Fresh & Saltwater
Aquarium Test Strips, 9 in 1 Fish Tank Test Kit for Freshwater Ponds, 150 ct Quick & Accurate Water Testing Iron Copper Sodium Chlorine Nitrate Nitrite Total Alkalinity Hardness Free Chlorine pH $9.99
$999
current price $9.99Aquarium Test Strips, 9 in 1 Fish Tank Test Kit for Freshwater Ponds, 150 ct Quick & Accurate Water Testing Iron Copper Sodium Chlorine Nitrate Nitrite Total Alkalinity Hardness Free Chlorine pH
4.4 out of 5 stars
API Quick Start 1 Oz $8.77
$877
current price $8.77API Quick Start 1 Oz
4.8 out of 5 stars
Arett A60-164M Master Liquid Test Kit $41.78 Was $49.98
Now$4178
current price Now $41.78, Was $49.98$49.98
Arett A60-164M Master Liquid Test Kit
API Replacement Test Tubes $29.98
$2998
current price $29.98API Replacement Test Tubes
3 out of 5 stars
API Proper pH Adjuster for Aquariums - pH 7.5 - 260 Gram Jar
API Proper pH Adjuster for Aquariums - pH 7.5 - 260 Gram Jar
3.6 out of 5 stars
API Nitrite NO2 Test Kit Helps Prevent Fish Loss in Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 1 count
![API Nitrite NO2 Test Kit Helps Prevent Fish Loss in Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 1 count](https://i5.walmartimages.com/seo/API-Nitrite-NO2-Test-Kit-Helps-Prevent-Fish-Loss-in-Freshwater-and-Saltwater-Aquariums-Aquarium-Water-Test-Kits-Aquarium-Supplies-1-count_076cc492-f5c5-4d79-afb8-a4746468d5ac.9023e8e5aaaa92d598306222ff58929a.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
API Nitrite NO2 Test Kit Helps Prevent Fish Loss in Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 1 count
Sixwipe 7 in 1 Aquarium Test Strips, 100 Strips Fish Tank Test Kit, Pool Test Strips, Freshwater Saltwater Aquarium Water Test Kit to Detect, Alkalinity, Nitrite, Nitrate, Chlorine $10.00
$1000
current price $10.00Sixwipe 7 in 1 Aquarium Test Strips, 100 Strips Fish Tank Test Kit, Pool Test Strips, Freshwater Saltwater Aquarium Water Test Kit to Detect, Alkalinity, Nitrite, Nitrate, Chlorine
4.5 out of 5 stars
AQUILA Aquarium Test Strips 9 Way 150 Count for Fish Tanks and Ponds Testing Ammonia for Fresh and Salt Water $10.99
$1099
current price $10.99AQUILA Aquarium Test Strips 9 Way 150 Count for Fish Tanks and Ponds Testing Ammonia for Fresh and Salt Water
4.8 out of 5 stars
API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 75 count (3 x 25 ct) $78.88
![API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 75 count (3 x 25 ct)](https://i5.walmartimages.com/seo/API-5-in-1-Aquarium-Test-Strips-for-Freshwater-and-Saltwater-Aquariums-Aquarium-Water-Test-Kits-Aquarium-Supplies-75-count-3-x-25-ct_e787d2df-d90b-430d-890e-e4b8a1acb0dd.3cb6212f77d0ddbb6f12ceb425ba2ee8.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$7888
current price $78.88API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 75 count (3 x 25 ct)
API Phosphate Test Kit for Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 1 count $25.35
![API Phosphate Test Kit for Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 1 count](https://i5.walmartimages.com/seo/API-Phosphate-Test-Kit-for-Freshwater-and-Saltwater-Aquariums-Aquarium-Water-Test-Kits-Aquarium-Supplies-1-count_8affdf5b-e6d3-466e-a1b4-fbdc6ba0e60a.864aa8222345e16d332bbeb8b6147d39.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$2535
current price $25.35API Phosphate Test Kit for Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 1 count
API pH Test and Adjuster Kit for Freshwater Aquariums [Aquarium pH Treatments, Aquarium Water Test Kits, Aquarium Supplies] 3 count $64.30
![API pH Test and Adjuster Kit for Freshwater Aquariums [Aquarium pH Treatments, Aquarium Water Test Kits, Aquarium Supplies] 3 count](https://i5.walmartimages.com/seo/API-pH-Test-and-Adjuster-Kit-for-Freshwater-Aquariums-Aquarium-pH-Treatments-Aquarium-Water-Test-Kits-Aquarium-Supplies-3-count_b816c20a-1be9-467f-bb75-7ac03d2a7ac5.80c3824c185f5d4f1dabd8ec16c38d4e.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$6430
current price $64.30API pH Test and Adjuster Kit for Freshwater Aquariums [Aquarium pH Treatments, Aquarium Water Test Kits, Aquarium Supplies] 3 count
API Ammonia NH3/NH4+ Test Kit [Aquarium Water Test Kits, Aquarium Supplies] 1 count $35.41
![API Ammonia NH3/NH4+ Test Kit [Aquarium Water Test Kits, Aquarium Supplies] 1 count](https://i5.walmartimages.com/seo/API-Ammonia-NH3-NH4-Test-Kit-Aquarium-Water-Test-Kits-Aquarium-Supplies-1-count_5de5021b-fc3f-4fe7-b2f0-6376ede2f87f.b44199438b27b6cc4cec7d57300d06af.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$3541
current price $35.41API Ammonia NH3/NH4+ Test Kit [Aquarium Water Test Kits, Aquarium Supplies] 1 count
API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums [Aquarium, Aquarium Supplies] 100 Strips
![API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums [Aquarium, Aquarium Supplies] 100 Strips](https://i5.walmartimages.com/seo/API-5-in-1-Aquarium-Test-Strips-for-Freshwater-and-Saltwater-Aquariums-Aquarium-Aquarium-Supplies-100-Strips_a866b622-ee5f-4f3c-8608-2e349818663c.d6923bb74825aa2816294c608d2eaa29.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums [Aquarium, Aquarium Supplies] 100 Strips
3 in 1 Aquarium Test Strips, 50 Strips Aquarium Test Kits for Freshwater Saltwater,Aquarium Water Test Kit,Pond Fish Tank Test Strips Testing Iron,Copper,Nitrite,Nitrate,,Carbonate and More $6.43
$643
current price $6.433 in 1 Aquarium Test Strips, 50 Strips Aquarium Test Kits for Freshwater Saltwater,Aquarium Water Test Kit,Pond Fish Tank Test Strips Testing Iron,Copper,Nitrite,Nitrate,,Carbonate and More
5 out of 5 stars
Flash Deal, Seaoura 9-in-1 Aquarium Test Kit 135 Strips, pH Nitrate Nitrite Water Test for Fish Tanks & Ponds From $8.99
Flash Deal
2 options
Available in additional 2 optionsFrom$899
Seaoura 9-in-1 Aquarium Test Kit 135 Strips, pH Nitrate Nitrite Water Test for Fish Tanks & Ponds
4.7 out of 5 stars
API pH Test Kit for Freshwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 3 count $49.69
![API pH Test Kit for Freshwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 3 count](https://i5.walmartimages.com/seo/API-pH-Test-Kit-for-Freshwater-Aquariums-Aquarium-Water-Test-Kits-Aquarium-Supplies-3-count_c0c0f2a9-63a3-4c26-8787-ccb2cf6d4c59.85daa5fe428a3358a3d4e79a745aee43.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$4969
current price $49.69API pH Test Kit for Freshwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 3 count
API High Range pH Test Kit for Goldfish, Marine and African Cichlids [Aquarium Water Test Kits, Aquarium Supplies] 1 count $17.98
![API High Range pH Test Kit for Goldfish, Marine and African Cichlids [Aquarium Water Test Kits, Aquarium Supplies] 1 count](https://i5.walmartimages.com/seo/API-High-Range-pH-Test-Kit-for-Goldfish-Marine-and-African-Cichlids-Aquarium-Water-Test-Kits-Aquarium-Supplies-1-count_bb55ef83-e50e-493d-82bd-af427d4690c3.b91a1ac10623dcb8bf8837324d6b85a6.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$1798
current price $17.98API High Range pH Test Kit for Goldfish, Marine and African Cichlids [Aquarium Water Test Kits, Aquarium Supplies] 1 count
API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 12 count (3 x 4 ct) $48.64
![API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 12 count (3 x 4 ct)](https://i5.walmartimages.com/seo/API-5-in-1-Aquarium-Test-Strips-for-Freshwater-and-Saltwater-Aquariums-Aquarium-Water-Test-Kits-Aquarium-Supplies-12-count-3-x-4-ct_08514963-8d96-4b99-879a-0f8a714ca21d.b230917436898dae5ce78cb25adbc834.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$4864
current price $48.64API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 12 count (3 x 4 ct)
API Test Tubes for Use with API Liquid Test Kits [Aquarium Water Test Kits, Aquarium Supplies] 24 count
![API Test Tubes for Use with API Liquid Test Kits [Aquarium Water Test Kits, Aquarium Supplies] 24 count](https://i5.walmartimages.com/seo/API-Test-Tubes-for-Use-with-API-Liquid-Test-Kits-Aquarium-Water-Test-Kits-Aquarium-Supplies-24-count_c46a6e7e-8976-431a-8853-c121e46ecbd9.aceddc7a723a0bffc6d96af28b2b1a5b.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
API Test Tubes for Use with API Liquid Test Kits [Aquarium Water Test Kits, Aquarium Supplies] 24 count
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100pcs 7 in 1 PH Test Paper Multipurpose Chlorine/PH/Hardness Test Strips Fish Tanks Well Water Tester Paper$10.19current price $10.19API pH Test Strips for Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 75 count (3 x 25 ct)
![API pH Test Strips for Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 75 count (3 x 25 ct)](https://i5.walmartimages.com/seo/API-pH-Test-Strips-for-Freshwater-and-Saltwater-Aquariums-Aquarium-Water-Test-Kits-Aquarium-Supplies-75-count-3-x-25-ct_9a2b036a-c20b-41ec-ac9b-a36a197354a5.7acb7da41ae03ae0b07c04c3cda017fc.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
API pH Test Strips for Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 75 count (3 x 25 ct)$64.82current price $64.82API Ammonia Test Strips [Aquarium, FW & SW Testing & Reagents] 25 Strips
![API Ammonia Test Strips [Aquarium, FW & SW Testing & Reagents] 25 Strips](https://i5.walmartimages.com/seo/API-Ammonia-Test-Strips-Aquarium-FW-SW-Testing-Reagents-25-Strips_b6ac8f6d-51dd-47f9-ab2a-652ce03afd36.d91e37a3f61c58f23502266e2747a1e5.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
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![API Nitrite NO2 Test Kit Helps Prevent Fish Loss in Freshwater and Saltwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 3 count](https://i5.walmartimages.com/seo/API-Nitrite-NO2-Test-Kit-Helps-Prevent-Fish-Loss-in-Freshwater-and-Saltwater-Aquariums-Aquarium-Water-Test-Kits-Aquarium-Supplies-3-count_076cc492-f5c5-4d79-afb8-a4746468d5ac.9023e8e5aaaa92d598306222ff58929a.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
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API pH Test Kit for Freshwater Aquariums [Aquarium Water Test Kits, Aquarium Supplies] 3 count$49.69current price $49.69
