Testing lab
MZ Biolabs: what we could verify
Tucson, Arizona, United States. None found. Named on the COAs of 4 vendors we track. Checked Oct 16, 2026.
- Website
- www.mzbiolabs.com
- Location
- Tucson, Arizona, United States [1]
- Run by
- MZ Biolabs (legal form not published; not verified in a registry) [1]
- Accreditation
- No ISO/IEC 17025 or other accreditation claimed. The techniques page says one of its instrument setups is operated under Good Laboratory Practice; no third-party GLP record was found. Not found in the A2LA, IAS or PJLA directories on 2026-10-16. No accredited scope. The lab states that purity testing does not test for activity, sterility, endotoxins, heavy metals or pH. [2] [3] [4] [5] [6]
- How to check a COA
- No public COA lookup, QR code or verification code is described on the site. [3]
- Who can send samples
- Businesses and individuals. The About page says the lab was founded to make testing available and affordable to small companies and the general public. [7]
- Turnaround
- Not published. [3]
Tests it offers
- Identity by mass spectrometry (HPLC-MS on Bruker instruments, with optional MS2 fragmentation to confirm peptide sequences) [2]
- Purity by HPLC with UV detection [3]
- Quantification of solutions, tablets and capsules [3]
- Bacterial endotoxin (USP <85>), for injection vials and certain raw materials [8]
- Custom LC-MS method development, pharmacokinetic and animal-study support, and targeted metabolomics and proteomics [9]
Published prices
MZ Biolabs doesn't publish prices that we could read.
Timeline
- 2024-12: The lab announced bacterial endotoxin (LPS) testing using USP <85> methods starting in December 2024; the same page now says endotoxin testing is available for injection vials and certain raw materials. [8]
Vendors whose COAs name MZ Biolabs
4 vendors we track name MZ Biolabs on the COAs they publish, most transparent first. A vendor's COA is the vendor's document: check that its batch number matches your vial.
| Vendor | Transparency | COAs |
|---|---|---|
| AminoVault | 83 | Batch COAs public |
| Peptides World | 80 | Generic COAs only |
| Evolve Peptides | 60 | Generic COAs only |
| Prime Peptides | not ranked | Batch COAs public |
Sources
- MZ Biolabs | MZ Biolabs
- Our Techniques | MZ Biolabs
- COA Testing | MZ Biolabs
- [no title; JSON] A2LA directory organisation lookup, 'MZ'
- You searched for - International Accreditation Service, Inc.
- Search Accredited Organizations - Perry Johnson Laboratory Accreditation, Inc.
- About Us | MZ Biolabs
- Coming Soon | MZ Biolabs
- Biolab Services | MZ Biolabs