PI-LAB-2024-091
Thymosin Beta-4 Fragment, Independent Lab Report
Thymosin Beta-4 Fragment 2mg · Sterling Compound Co.
Independent testing verdict Pass
This product matched its label.
Identity confirmed and measured purity of 98.1% met the stated ≥99% claim. Content measured 98.3% of label.
- Identity verified
- Yes
- Measured purity
- 98.1%
- Content accuracy
- 98.5%
- Test recency
- Older result
Mass spectrometry confirmed the labelled compound
Label claimed ≥99%
1.97mg measured against 2mg claimed
Published 24 months ago
Specimen PI-LAB-2024-091 Tested by Meridian Bioanalytical 14 samples tested from this company Purity & Testing score 91/100
Full laboratory evidence Findings table, methodology, chain of custody and the original report
Findings
| Metric | Label claim | Measured | Assessment |
|---|---|---|---|
| Purity (HPLC) | ≥ 99% | 98.1% | Within analytical tolerance |
| Identity (MS) | Thymosin Beta-4 Fragment | Confirmed | Matches label |
| Content | 2 mg | 1.97 mg | Within 5% of label |
Methodology & chain of custody
Reversed-phase HPLC purity analysis with UV detection at 214nm.
The sample was purchased anonymously through standard retail checkout and shipped to an unaffiliated address, then logged, photographed, and forwarded under chain-of-custody documentation to Meridian Bioanalytical. See our full testing methodology.
- Lot / batch
- B3841-24
- Purchased
- Analysed
- Published
- Laboratory
- Meridian Bioanalytical
- Test type
- Purity, identity & content
Original laboratory report: PI-LAB-2024-091-report.pdf