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GAAS offers a wide range of analysis for which it has established and validated analytical methods, which can be downloaded using the link below. In addition, we specialize in developing difficult or new analyses. If you would like analysis for a compound not present in the list below, feel free to contact us at [email protected] or (520) 975-0411.

You can download our list of services here:

List of Services

Alternately, you can search through our services interactively using the search box below, and we will pre-populate an email for you.

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Many services we cannot provide directly can also be provided by one of our partners.


Apex Laboratories

Apex Laboratories' primary focus is elemental analyses by ICP-MS, serving both environmental and dietary supplement clients. The laboratory is accredited by Arizona Department of Health Services for compliance testing, and they participate in proficiency testing for all parameters through Phenova and the DSQAP proficiency testing for metals.