OPENLAB VERIFIED
Report identity and source-transcribed quantity. Compound purity and analytical events retain their separate source scopes.
M-STENMETHYLSTENBOLONE
- Batch
- OL2208
- Report
- 28941
- Laboratory
- Janoshik Analytical
- Analysed
- 18 April 2023
Powered by EvidenceOS, connecting this Olympus Labs UK product and batch to its laboratory results and source evidence.

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Six checks for this batch.
- Product
- M-STEN
- Batch
- OL2208
- Report
- 28941
- 01✓
- 02✓
- 03✓
- 04✓
- 05✓
Analytical results
- Report
- 28941
- Batch
- OL2208
- Recorded
- 14 April 2023
- Signal
- PDA Ch1 220–260 nm
OPENLAB / ANALYTICAL EVIDENCE
Original analytical page
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OPENLAB / ANALYTICAL EVIDENCE
Compound identity
The expected compound, observed identification and source conclusion stay together.
- Product
- M-STEN
- Compound
- M-STEN
- Alias
- METHYLSTENBOLONE
- Report
- 28941
OPENLAB / ANALYTICAL EVIDENCE
Measured quantity
The source result, with its original unit and sample basis.
- Compound
- M-STEN
- Sample
- Reported sample; the laboratory gives mg without a per-capsule denominator.
OPENLAB / ANALYTICAL EVIDENCE
Reported purity
The source result, with its original unit and sample basis.
- Compound
- M-STEN
- Sample
- Compound raw material
Peak profile
- Analysis
- Compound reference
- Recorded
- 16 August 2022
- Signal
- DAD1 B, 220 nm
Earlier compound analysis · recorded separately from the 18 April 2023 batch report.
OPENLAB / ANALYTICAL EVIDENCE
Reported peak profile
Area and signal height describe different properties of each reported peak.
View data table
| Peak | Retention (min) | Area (%) | Height (mAU) | Width (min) |
|---|---|---|---|---|
| 1 | 13.18 | 0.09 | 3.49 | 0.04 |
| 2 | 13.23 | 0.15 | 4.21 | 0.05 |
| 3 | 13.3 | 0.22 | 4.86 | 0.08 |
| 4 | 14.16 | 0.09 | 3.29 | 0.05 |
| 5 | 14.26 | 0.29 | 4.8 | 0.11 |
| 6 | 14.84 | 32.43 | 673.75 | 0.08 |
| 7 | 14.94 | 66.38 | 1,016.36 | 0.1 |
| 8 | 15.21 | 0.16 | 3.2 | 0.07 |
| 9 | 15.31 | 0.19 | 3.78 | 0.08 |
OPENLAB / ANALYTICAL EVIDENCE
Methylstenbolone · LC/MS chromatogram · 2022-08-16
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OPENLAB / ANALYTICAL EVIDENCE
Methylstenbolone · mass spectrum · 2022-08-16
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OPENLAB / ANALYTICAL EVIDENCE
M-STEN · PDA Ch1 220–260 nm · 2023-04-14
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Analytical methods
Chromatography
- Signal
- PDA Ch1 220–260 nm
- Recorded
- 14 April 2023
LC/MS
- Signal
- DAD1 B, 220 nm
- Recorded
- 16 August 2022
- Testing ordered
- 31 March 2023
- Sample received
- 14 April 2023
- Analysed
- 18 April 2023
Janoshik Analytical
- Report
- 28941
- Batch
- OL2208
Explore the available findings and source evidence for M-STEN.
M-STEN
- Batch
- OL2208
- Report
- 28941
