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API Freshwater Master Test Kit

API Freshwater Master Test Kit

10% OFF $50+ or 20% OFF $80+ w/store pickup

$35.98Reg $54.99
10% off $50+ or 20% off $80+
Free Shipping $35+
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Description

Make a splash in the aquarium world with our API Freshwater Master Test Kit! This kit is the ultimate catch for any fish enthusiast looking to easily and accurately measure their aquarium's water conditions.

  • - A waterproof box that could survive a tsunami (well, maybe not quite) but definitely protects your test solutions
  • - Solutions for testing pH, high range pH, ammonia, and nitrite - all the key players in maintaining a healthy aquatic environment
  • - Scientifically accurate results for those who take their aquarium hobby seriously
  • - A free color wallchart to help you track your test results with ease
  • - Riveted color cards and glass test tubes - because who doesn't love fancy equipment?
  • - Over 800 tests included in one kit - that's like owning your own aquatic lab!

Please note that the product information displayed is provided by manufacturers, suppliers and other third parties and is not independently verified by Petco.

Specifications

SKU114146
Primary BrandAPI
Height5 IN
Width6 IN

Description

Make a splash in the aquarium world with our API Freshwater Master Test Kit! This kit is the ultimate catch for any fish enthusiast looking to easily and accurately measure their aquarium's water conditions.

  • - A waterproof box that could survive a tsunami (well, maybe not quite) but definitely protects your test solutions
  • - Solutions for testing pH, high range pH, ammonia, and nitrite - all the key players in maintaining a healthy aquatic environment
  • - Scientifically accurate results for those who take their aquarium hobby seriously
  • - A free color wallchart to help you track your test results with ease
  • - Riveted color cards and glass test tubes - because who doesn't love fancy equipment?
  • - Over 800 tests included in one kit - that's like owning your own aquatic lab!

Please note that the product information displayed is provided by manufacturers, suppliers and other third parties and is not independently verified by Petco.

Specifications

SKU114146
Primary BrandAPI

Reviews

Rating Snapshot

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5 stars

265

4 stars

35

3 stars

8

2 stars

3

1 stars

6

Overall Rating

4.7
171 out of 180 (95%) reviewers recommend this product

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Customers say

Customers overwhelmingly praise this freshwater test kit as highly accurate and reliable, with liquid tests consistently outperforming strips for detecting subtle water chemistry changes critical to fish health. Reviewers commend its intuitive design, clear color charts, comprehensive testing of ammonia, nitrite, nitrate, and pH in one portable case, and exceptional long-term value with approximately 800 tests per kit. Many express strong brand loyalty and trust. A few report fragile glass tubes or missing dropper tips, though these minor issues rarely diminish overall satisfaction. Most consider it an essential investment for maintaining thriving aquariums.

Most Helpful Favorable Review

No Need to Look Further. Buy this Kit!

14 years ago

I feel remiss in not writing a hearty recommendation for this kit many weeks ago...

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76 PEOPLE FOUND THIS HELPFUL

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5

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4

Most Helpful Critical Review

Overall a good kit with some reservations.

Graystone55

10 years ago

I've used these master kits for years. They are accurate once you get used to ho...

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141 PEOPLE FOUND THIS HELPFUL

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3

2

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1

Customer Images

Filter Reviews

1 - 8 of 273 Reviews

44 Ratings-Only Reviews

Necessary for startups and weekly monitoring

Victoria

1 month ago
I just ordered this to keep an eye on my nano tank during start-up. I had this kit many years ago with the glass test tubes and loved it, it's why I aimed for this one on the second go around for its quality and assurance to know what goes on in the tank that you can't always see. However it seems in recent years the company has shifted more towards cost saving, as they moved to plastic test tubes with easily breakable hinge lids. Very different from the glass ones that felt hefty and less stain resistent and stood on their own without the kit holder. The lids for the dropper bottles also seem to be different as I have one that leaks around the rim despite just opening from the packaging. Overall it can still get the job done, just not as quality as I remember.

Yes, I recommend this product.

Helpful?
Response from petco.com:
29 days ago
Customer Care
We understand your concern regarding the API Freshwater Master Test Kit and expectations around build quality and components. Please get in touch with us at petco.com/contact-us so we can help resolve this.

API Freshwater Master Test Kit is a necessary in your stash for any aquarium owners!

CrisC

1 month ago
[This review was collected as part of a promotion.] The API Freshwater Master Test Kit has been super helpful for checking on the ph-water level plus other levels in the various aquariums that our turtle & fish are currently occupying. The instructions are easy to read plus the test tubes & container are made of very durable material. I check on my pets throughout the week to ensure that they are in the healthiest environment where they can to continue to grow & thrive. Also, after I've finished testing their water, disposing of the mixtures is easy. I was able to clean up in minutes.

Originally posted on apifishcare.com

Kit

HeathB

1 month ago
[This review was collected as part of a promotion.] Testing your tank water is the single best way to keep your fish healthy.This kit prevents fish deaths: It catches toxic chemicals early before they hurt your fish. Solves mystery problems: If your fish act sick, a test tells you exactly how to fix the water. It gives peace of mind: Clean-looking water can still be dangerous, but a test proves it is truly safe. Is simple to read instructions and easy to use.

Originally posted on apifishcare.com

Works good

CierraT

1 month ago
[This review was collected as part of a promotion.] This master test kit came with just about everything you need to accurately test! It is incredibly accurate testing the ph, ammonia, and nitrates. I kept losing fish and after using this I haven’t lost any yet! These results have given me a good piece of mind.

Originally posted on apifishcare.com

Great Test Kit

NicoleM

2 months ago
[This review was collected as part of a promotion.] This is a really cool test kit if you have fish tanks. It feels very professional. It provides ways to test nitrate, ammonia, and ph in your tanks. It is easy to use. Every bottle has exact instructions on how many drops to put into each sample. All you have to do is match the test color with the codes on the back. The only downside is that you have to test each thing individually in its own test tube. I wish there a way to check multiple things at once.

Originally posted on apifishcare.com

Highly recommend!

YvonneD

2 months ago
[This review was collected as part of a promotion.] Im so impressed with this amazing API freshwater master test kit!my aquarium look so perfect and my fish last a long time now with this amazing kit!i really love how its check ph,ammonia,nitrate all in one kit!the introductions its very simple to follow,I highly recommend!perfect bottle and readability!

Originally posted on apifishcare.com

Perfect Aquarium Test Kit

AshtonA

2 months ago
[This review was collected as part of a promotion.] This kit has been great for helping my students learn about the health and nutrient cycles happening in their aquarium. We’ve used all the tests and its been great to see the changes! I love the fact that it is easy to use and students can easily return peices when theyre done.

Originally posted on apifishcare.com

Kit for the water from the fish tanks

DionelV

3 months ago
[This review was collected as part of a promotion.] The fish need to be in a clean room where they are provided with everything they need to be well, this kit purifies the water giving the fish what they need

Originally posted on apifishcare.com

1 - 8 of 273 Reviews

Questions

1 - 10 of 19 Questions

Are the test tubes made of plastic or glass?

  1. They're made out of plastic.



Does this test copper levels?

  1. API does manufacture a test for Copper however it is sold separately from the API Freshwater Master Test kit.



Do these test kits come with the ingredients to treat the well as needed?

  1. API Master Test kit is a measuring tool to see what is happening biologically. Please contact API directly and we would be happen to help with any of your aquarium needs.



What products will need to be purchased to fix the problems identified. I’m getting this as a gift so I’m not sure what readings would come back so are there designated products that would need to be used to fix different issues? 

  1. This kit is used to check water parameters like pH, ammonia, nitrites, and nitrates. Aside from the pH, everything is adjusted through water changes. Products I’d recommend would be Seachem Prime, Seachem Stabiity, and a gravel vacuum. 



Is this easy for beginners?

  1. This can be used for beginners. We would recommend to learn an aquariums Nitrogen cycle to better understand what the test kit is testing for. If you have any questions, please contact API and we can help!



Does this kit come with the tools needed to fix the water parameters?

  1. It does not. It’s just a testing kit. 



How do I store this product? Does the room temperature matter?

  1. They need to be stored at room temperature and out of direct sunlight. These chemicals are buffers and indicators and would degrade at other temperatures or in sunlight.



How accurate is the kit?

  1. This kit is accurate but also precise. If you have any other questions please call API at 1-800-847-0659.



Is this multiple tests or one? Cause I am not paying that much for one test.

  1. It says it can do 800 tests



How long does this last?

  1. 800 test total but 160 if you included each of the 5 tests as 1. You usually should test once a week so 160 weeks so a little over 3 years! This test kit is defintley worth the 33 dollars! Also it expires after 3 years



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