Cayman Challenge | Cayman Chemical
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Take the Cayman Challenge

Cayman Challenge Tshirt

We're so sure that you'll prefer Cayman Assay kits over your present brand that we're willing to give you a free* assay kit to prove it!



Customers outside North America, please contact the local distributor in your area for details.

North America

See if you qualify for a free assay kit! Contact our sales department at or 1-800-364-9897 and they'll provide you with instructions on sending in your proof of purchase of a competitor's kit. We'll send you the comparable Cayman Chemical assay kit absolutely free! Or complete our online form and we’ll let you know if you’re eligible for a free assay. If you are unsure of the specific Cayman Chemical kit you would like to try, simply provide information on the kit you are currently using and our technical support team will help you find a comparable Cayman Chemical assay.

*Limit one kit per customer. Offer valid to customers who have purchased a competitor's kit within the past 12 months. Customer may be asked to submit assay results to document the performance of the kit after receipt.

Cayman Challenge Feedback

Have you completed the Cayman Challenge and want to receive a free t-shirt? Let us know your results from taking the Cayman Challenge and we’ll send you a free t-shirt.

Cayman Chemical

1180 East Ellsworth Road

Ann Arbor, Michigan 48108 USA

Toll Free: (800) 364-9897

(USA and Canada Only)

Fax: (734) 971-3640