Print the Chain of Custody

Open the Chain of Custody form by clicking the button below. In the upper right hand corner of the screen there will be a print icon for you to click on. Print the document.


You may also print and fill out the Sample Questionnaire in order to provide more information about your product that may help us in our testing.


Complete the Chain of Custody

If you need a visual guide please click on the button below to reference "how to" guide.


Submit Chain of Custody

and Payment

Drop offs are available every Monday-Friday 9-5pm, we are now taking appointments to help your drop off go as smooth as possible. Click below to schedule!

Mail in samples are possible as long as they're under the federal hemp levels.

Payment must be included with submission.

We accept checks, cash and credit/debit (with a 3.5% service charge). If you have questions about the amount you will owe, call or email us.

© 2023 by Desert Valley Testing

Our Services
  • Cannabinoids

  • Terpenes

  • Microbial Analysis

  • Aspergillus

  • Mycotoxins

  • Residuals Solvents 

  • Metals, Salts and Minerals

  • Moisture Content

  • Water Activity

  • Pesticides 

Hours of Operation

Mon - Fri: 9am - 5pm

Call Us

Tel: (480) 788-6644

Email Us

51 West Weldon Ave
Phoenix, Arizona 85013

  • Facebook - White Circle
  • Instagram - White Circle
  • YouTube - White Circle