Contact Us

Have questions about your order or need assistance? Our team is here to help.

Email: Customerservice@greatstateresearch.com
Phone: 940-281-4335

Support Hours:
Monday – Friday: 9:00 AM – 5:00 PM (CST)
Saturday – Sunday: Limited availability

We aim to respond within 24 hours.

Frequently Asked Questions

What are your products intended for?

All products offered by Great State Research are intended strictly for laboratory research purposes only. They are not intended for human consumption, medical use, or diagnostic purposes.

How long does shipping take?

Orders are typically processed within 1–2 business days. Shipping times vary based on location and shipping method, but most orders arrive within 3–5 business days.

Do you offer returns or refunds?

Due to the nature of research materials, all sales are generally final. If there is an issue with your order, please contact us and we will work to resolve it.

Can I modify or cancel my order?

Orders can only be modified or canceled if they have not yet been processed or shipped. Please contact us as soon as possible.

How can I track my order?

Once your order has shipped, you will receive a tracking number via email. If you do not receive one, please contact us.

Still Need Help?

If your question isn’t listed above, feel free to reach out:

Customerservice@greatstateresearch.com
940-281-4335