Loyalty Pays! A Special Thank You from RayBiotech

Get a $5 Gift Card in Every Kit!

We put this gift card in every individual kit box shipped. Additionally, our 5 plate ELISA kit box comes with 5 x $5 cards - That's $25 in gift cards for one product order! The $5 gift cards can only be found in kitted products, such as our ELISAs and Arrays.

Order today to get one step closer to buying this hilarious dog pun laboratory t-shirt!

$10 Gift Card for a Review!

We invite you to submit a review for any product you have purchased and tested. All verified reviewers will receive a $10 Amazon gift card. Have you tested multiple products of ours in the past? Great! More reviews = More money.

*Offers valid for verified customers of RayBiotech in the USA - while supplies last

How to Write a Review

Reviewing our products is easy. Search and find the product you tested on this website, go to the 'Reviews' tab, and click the 'WRITE A REVIEW' button. See example below.