Top 30 Assay Kits on Amazon (Verified You can Buy)
VitroView™ Hematoxylin and Eosin Stain Kit (30 ml Dropper Bottle)
Ratings for Generic (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| VitroVivo Biotech LLC | - | ❌ | ❌ | ❌ |
Features
Bicinchoninic Acid (BCA) Protein Assay w/BSA Protein Standard, 500 Assays/ 2500 Micro-assays, Colorimetric- by Cepham Life Sciences
Ratings for Cepham Life Sciences (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CEPHAM LIFE SCIENCES | - | ❌ | ❌ | ❌ |
Features
Bradford Protein Assay w/BSA Protein Standard, 500 Assays, 10478- by Cepham Life Sciences
Ratings for Cepham Life Sciences (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CEPHAM LIFE SCIENCES | - | ✅ | ✅ | ✅ |
UltraSensitive TMB HRP Aqueous Substrate 1-Component, Universal (100ml)
Ratings for RxBiosciences (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Rx Biosciences Inc. | - | ❌ | ❌ | ❌ |
Features
#1 Home, Kitchen, & Appliance Microbial Growth Test Kit – Simple DIY Screening for Bacteria, Mold, & Fungus – Know Your Home is Clean – Made in USA (1 Kit = 4 Bac + 4 Mold Tests)
Ratings for Detekt (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Detekt Rapid Tests | - | ❌ | ❌ | ❌ |
Features
Acetylcholinesterase Assay Kit, 100 Assays -from Cepham Life Sciences
Ratings for Cepham Life Sciences (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CEPHAM LIFE SCIENCES | - | ✅ | ✅ | ✅ |
Micro Bicinchoninic Acid (BCA) Protein Assay, 500 Assays/ 3,300 Micro-assays -from Cepham Life Sciences
Ratings for Cepham Life Sciences (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CEPHAM LIFE SCIENCES | - | ❌ | ❌ | ❌ |
Caspase-6 Assay Kit, Colorimetric with Ac-VEID-pNA Substrate - 50 Assays
Ratings for Cepham Life Sciences (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CEPHAM LIFE SCIENCES | - | ❌ | ❌ | ❌ |
PGE2 ELISA Kit
Ratings for Detroit R&D (CPR Score)
Features
Caspase-8 Assay Kit, Colorimetric with Ac-IETD-pNA Substrate - 50 Assays
Ratings for Cepham Life Sciences (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CEPHAM LIFE SCIENCES | - | ❌ | ❌ | ❌ |
Caspase-9 Assay Kit, Colorimetric with Ac-LEHD-pNA Substrate - 50 Assays
Ratings for Cepham Life Sciences (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CEPHAM LIFE SCIENCES | - | ❌ | ❌ | ❌ |
Taxonyx Science Inc Pet Fecal Testing Kit - Collect and Mail to Our Lab
Ratings for Taxonyx Science Inc (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Taxonyx Science Inc | - | ❌ | ❌ | ❌ |
Vinmetrica - SO2 Reagent Kit
Ratings for Brewmaster (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Hobby Homebrew | 7,891 | ❌ | ❌ | ❌ |
Caspase-4 Assay Kit, Colorimetric with Ac-LEVD-pNA Substrate - 100 Assays
Ratings for Cepham Life Sciences (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CEPHAM LIFE SCIENCES | - | ❌ | ❌ | ❌ |
Caspase-6 Assay Kit, Fluorometric with Ac-VEID-AFC Substrate - 50 Assays
Ratings for Cepham Life Sciences (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CEPHAM LIFE SCIENCES | - | ❌ | ❌ | ❌ |
Edvotek 278 Quantitative Elisa Laboratory Activity, for 6 Lab Groups
Ratings for Edvotek Inc (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| EDVOTEK | - | ❌ | ❌ | ❌ |
Features
Quantitative Elisa for 10 Lab Groups
Ratings for CryoKing (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Biologix USA, Inc. | - | ❌ | ❌ | ❌ |
Features
Radiant™ Probe NoROX qPCR Kit (100 Reactions, (1 x 1mL), 1)
Ratings for Generic (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Alkali Scientific (ASI) | - | ❌ | ❌ | ❌ |
Features
bioWORLD 20830002-3 Bradford Reagent, Ready to Use
Ratings for Bioworld (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Thomas Scientific | - | ❌ | ❌ | ❌ |
Features
Accuris DNA Quantification High Sensitivity dsDNA Assay Kit
Ratings for Benchmark Scientific (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Balkowitsch Enterprises | - | ❌ | ❌ | ❌ |
Features
Caspase-8 Assay Kit, Colorimetric with Ac-IETD-pNA Substrate - 100 Assays
Ratings for Cepham Life Sciences (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CEPHAM LIFE SCIENCES | - | ❌ | ❌ | ❌ |
Using CRISPR to Treat Cystic Fibrosis for 8 Gels
Ratings for CryoKing (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Biologix USA, Inc. | - | ❌ | ❌ | ❌ |
Features
Q-Bright® Endure Chemiluminescent Detection Kit for Western Blots, Elisa, and Related Immunoassays - 20 mL Size
Ratings for Q-Bright (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Quanta BioDesign | - | ❌ | ❌ | ❌ |
Features
DIY Asbestos Test Kit - 3 Samples Analysis - 48hr (2 Business Day) by NVLAP Accredited Lab
Ratings for Generic (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CA Asbestos Laboratory | - | ❌ | ❌ | ❌ |
Features
Radiant™ Probe HiROX qPCR Kit (500 Reactions, (5 x 1mL), 5)
Ratings for Generic (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Alkali Scientific (ASI) | - | ❌ | ❌ | ❌ |
Features
Introduction to Elisa Reactions for 10 Lab Groups
Ratings for CryoKing (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Biologix USA, Inc. | - | ❌ | ❌ | ❌ |
Features
Excel Scientific ThinSeal 100-THIN-PLT Polyester Sealing Film for ELISA, Incubation, and Storage, Non Sterile (Pack of 100)
Ratings for Microsoft (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Thomas Scientific | - | ❌ | ❌ | ❌ |
Features
BioTarget 8-isoprostane Oxidative Stress ELISA Kit
Ratings for Detroit R&D (CPR Score)
Features
Edvotek 269 Introduction to Elisa Reactions, for 10 Lab Groups
Ratings for Edvotek Inc (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| EDVOTEK | - | ❌ | ❌ | ❌ |
Features
Caspase-8 Assay Kit, Fluorometric with Ac-IETD-AFC Substrate - 100 Assays
Ratings for Cepham Life Sciences (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| CEPHAM LIFE SCIENCES | - | ❌ | ❌ | ❌ |
Top 10 Assay Kits - Verified to Buy (September 2026)
- 1. VitroView™ Hematoxylin and Eosin Stain Kit (30 ml Dropper Bottle)
- 2. Bicinchoninic Acid (BCA) Protein Assay w/BSA Protein Standard, 500 Assays/...
- 3. Bradford Protein Assay w/BSA Protein Standard, 500 Assays, 10478- by...
- 4. UltraSensitive TMB HRP Aqueous Substrate 1-Component, Universal (100ml)
- 5. #1 Home, Kitchen, & Appliance Microbial Growth Test Kit –...
- 6. Acetylcholinesterase Assay Kit, 100 Assays -from Cepham Life Sciences
- 7. Micro Bicinchoninic Acid (BCA) Protein Assay, 500 Assays/ 3,300 Micro-assays...
- 8. Caspase-6 Assay Kit, Colorimetric with Ac-VEID-pNA Substrate - 50 Assays
- 9. PGE2 ELISA Kit
- 10. Caspase-8 Assay Kit, Colorimetric with Ac-IETD-pNA Substrate - 50 Assays
Top 10 Assay Kits Brands on Amazon
Here is the list of top-rated brands that were evaluated by CherryPicks.
- Generic
- Cepham Life Sciences
- RxBiosciences
- Detekt
- Detroit R&D
- Taxonyx Science Inc
- Brewmaster
- Edvotek Inc
- CryoKing
- Bioworld
Top 7 Assay Kits Sellers: CPR Seller Rank List
CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.
- 1. Hobby Homebrew : 8,621 Yearly Feedback , Avg. Ratings 4.8
- 2. Balkowitsch Enterprises : 5,686 Yearly Feedback , Avg. Ratings 4.8
- 3. Thomas Scientific : 1,792 Yearly Feedback , Avg. Ratings 4.5
- 4. Taxonyx Science Inc : 402 Yearly Feedback , Avg. Ratings 4.5
- 5. Biologix USA, Inc. : 154 Yearly Feedback , Avg. Ratings 4.7
- 6. Rx Biosciences Inc. : 24 Yearly Feedback , Avg. Ratings 4.3
- 7. CEPHAM LIFE SCIENCES : 10 Yearly Feedback , Avg. Ratings 4.6
| Rank | Name | Yearly Feedbacks | Avg. Ratings |
|---|---|---|---|
| 🥇 | Hobby Homebrew | 8,621 | 4.8 |
| 🥈 | Balkowitsch Enterprises | 5,686 | 4.8 |
| 🥉 | Thomas Scientific | 1,792 | 4.5 |
| 4 | Taxonyx Science Inc | 402 | 4.5 |
| 5 | Biologix USA, Inc. | 154 | 4.7 |
| 6 | Rx Biosciences Inc. | 24 | 4.3 |
| 7 | CEPHAM LIFE SCIENCES | 10 | 4.6 |
[Get] Assay Kits Deals (✅Exclusively for Prime)
What does "Amazon Fulfilled" Mean?
Amazon Fulfilled refers to products handled by Amazon's logistics, which indicates that the product is stored, packed, and shipped by Amazon from one of its fulfillment centers.
When you order a product that is "Amazon Fulfilled," Amazon takes care of the storage, packing, shipping, and customer service for that product. This often ensures quicker delivery and better customer service compared to products that are not fulfilled by Amazon. It also means that the product is eligible for Amazon's return policy.
What does "Prime" Mean?
"Prime" refers to Amazon Prime Member (Join Amazon Prime Now), which indicates eligibility for Prime benefits. When you see "Prime" next to a product on Amazon, This generally means that if you are an Amazon Prime member, you can get free two-day shipping on that product, and sometimes even same-day or one-day shipping depending on your location.
Prime members also have access to other benefits, including 2-Day Shipping, Exclusive Member Deals, Prime Video, Buy With Prime, Amazon Music, Prime Gaming, and more.
What does "Free Shipping" Mean?
"Free Shipping" means that you will not be charged additional fees for the shipping of that product. However, unlike "Prime," which usually guarantees fast two-day shipping, "Free Shipping" doesn't necessarily mean fast shipping.
Sometimes there might be a minimum purchase requirement to qualify for free shipping if you are not a Prime member. For Prime members, the "Free Shipping" usually refers to the free two-day shipping that is one of the benefits of the Prime membership.
Why Should You Trust Us?
Now hundreds and thousands of Lab & Scientific Products supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best Assay Kits to buy for new September 2026?
CherryPicks’s Methodology for Evaluating Assay Kits
We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Lab & Scientific Products items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.
We collected and analyzed 125 of Assay Kits reviews based on our selection criteria. It helped us shortlist the top qualified and rated Assay Kits for Lab & Scientific Products, We found that most customers choose Assay Kits with an average price of $175.22, and the top brands are Generic, Microsoft, Bioworld, Brewmaster, Benchmark Scientific And Cepham Life Sciences.
Then our expert-level editors reviewed all those quality items and selected the top 30 Assay Kits for you, We have researched hundreds of sellers and picked the top sellers for Lab & Scientific Products, including Hobby Homebrew, Balkowitsch Enterprises, Thomas Scientific, Taxonyx Science Inc, Biologix USA, Inc., Rx Biosciences Inc. And CEPHAM LIFE SCIENCES. The VitroView™ Hematoxylin and Eosin Stain Kit (30 ... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 0 consumers with an average rating of 0.0.
We've helped a lot of satisfied users get the right Industrial & Scientific product based on their needs, and save lots of time for them to pick Assay Kits to buy.
Thomas Joseph has over 7 years of working experience with a reputation science laboratory. He is a father, a writer, and a pet lover. He would be sharing his expert knowledge on Industrial and scientific equipment to help us make the right purchase.