Compound Evidence File
#EC-2026-0774
Masteron E (Drostanolone E)
Filed under Injectable Oils. The bureau holds 120 laboratory returns for this compound from 37 distinct subjects. Scores below are per-subject aggregates; open a subject row for the underlying evidence.
Cross-Index
Subjects Shipping This Compound
37 SUBJECTS| Subject | Grade | Samples | Mean | Min | Max | First seen | Last seen |
|---|---|---|---|---|---|---|---|
| HomopeptideCASE #VI-2026-0760 | A | 6 | 10.0 | 9.9 | 10.0 | 24 May 2026 | 24 May 2026 |
| Sangon BioCASE #VI-2026-0671 | A | 4 | 10.0 | 9.9 | 10.0 | 9 Jan 2026 | 20 Jun 2026 |
| Mokemei BiotechnologyCASE #VI-2026-0540 | A | 4 | 10.0 | 9.9 | 10.0 | 25 Nov 2025 | 13 Jun 2026 |
| SinoPepCASE #VI-2026-0387 | A | 4 | 10.0 | 9.9 | 10.0 | 18 Apr 2026 | 2 Jul 2026 |
| BachemCASE #VI-2026-0314 | A | 3 | 10.0 | 9.9 | 10.0 | 11 Apr 2026 | 6 Jul 2026 |
| Shanghai Wibson BiotechnologyCASE #VI-2026-0379 | A | 3 | 10.0 | 9.9 | 10.0 | 11 May 2026 | 2 Jun 2026 |
| GenScript PeptidesCASE #VI-2026-0860 | A | 3 | 10.0 | 10.0 | 10.0 | 22 Apr 2026 | 26 Jul 2026 |
| PolyPeptide GroupCASE #VI-2026-0143 | A | 3 | 10.0 | 9.9 | 10.0 | 7 Feb 2026 | 11 Jun 2026 |
| AmbioPharmCASE #VI-2026-0177 | A | 3 | 10.0 | 9.9 | 10.0 | 6 Mar 2026 | 1 Apr 2026 |
| Kerui PeptidesCASE #VI-2026-0626 | A | 2 | 10.0 | 10.0 | 10.0 | 24 Apr 2026 | 15 Jun 2026 |
| Tianjin Finder Chemical TFCCASE #VI-2026-0693 | A | 4 | 9.9 | 9.9 | 10.0 | 14 Nov 2025 | 16 Apr 2026 |
| Shanghai ERP BiotechnologyCASE #VI-2026-0936 | A | 4 | 9.9 | 9.9 | 10.0 | 19 Feb 2026 | 7 May 2026 |
| Hubei JianxiangCASE #VI-2026-0048 | A | 4 | 9.9 | 9.9 | 10.0 | 9 Jun 2026 | 13 Jul 2026 |
| Flourishglobal PeptideCASE #VI-2026-0630 | A | 4 | 9.9 | 9.9 | 10.0 | 15 Feb 2026 | 28 Jun 2026 |
| Shanghai Sigma AudleyCASE #VI-2026-0505 | A | 4 | 9.9 | 9.9 | 10.0 | 9 Nov 2025 | 2 Jun 2026 |
| WuXi TIDESCASE #VI-2026-0335 | A | 4 | 9.9 | 9.9 | 10.0 | 14 Mar 2026 | 3 Jul 2026 |
| JEEP PeptidesCASE #VI-2026-0457 | A | 3 | 9.9 | 9.9 | 10.0 | 7 Jan 2026 | 12 May 2026 |
| Chinese Peptide CompanyCASE #VI-2026-0184 | A | 3 | 9.9 | 9.9 | 10.0 | 17 Feb 2026 | 23 May 2026 |
| Hybio PharmaceuticalCASE #VI-2026-0065 | A | 3 | 9.9 | 9.9 | 10.0 | 8 Mar 2026 | 8 Jun 2026 |
| QYAOBIOCASE #VI-2026-0861 | A | 2 | 9.9 | 9.9 | 9.9 | 25 Nov 2025 | 24 Jan 2026 |
| Sigma-AldrichCASE #VI-2026-0829 | A | 2 | 9.9 | 9.9 | 10.0 | 13 Jul 2026 | 26 Jul 2026 |
| Thermo Fisher ScientificCASE #VI-2026-0142 | A | 2 | 9.9 | 9.9 | 10.0 | 19 Jun 2026 | 14 Aug 2026 |
| AsymchemCASE #VI-2026-0091 | A | 2 | 9.9 | 9.9 | 10.0 | 16 Aug 2026 | 16 Aug 2026 |
| Kits4lessCASE #VI-2026-0744 | X | 1 | 9.4 | 9.4 | 9.4 | 25 Apr 2025 | 25 Apr 2025 |
| Nantong Guangyuan Chemical GYCCASE #VI-2026-0284 | A | 3 | 9.0 | 8.3 | 9.6 | 24 May 2026 | 24 May 2026 |
| Zhang TYCASE #VI-2026-0070 | X | 1 | 9.0 | 9.0 | 9.0 | 6 May 2025 | 6 May 2025 |
| Shanghai Sigma Audley SSACASE #VI-2026-0486 | A | 8 | 8.7 | 7.1 | 10.0 | 24 May 2026 | 24 May 2026 |
| Glbiochem (Shanghai)CASE #VI-2026-0704 | A | 5 | 8.4 | 6.8 | 9.8 | 24 May 2026 | 24 May 2026 |
| Qingdao Sigma Chemical QSCCASE #VI-2026-0538 | A | 7 | 8.3 | 6.0 | 9.6 | 21 May 2026 | 21 May 2026 |
| Wuhan Wansheng Bio (WWB)CASE #VI-2026-0594 | A | 8 | 7.4 | 6.0 | 9.2 | 21 May 2026 | 21 May 2026 |
| Top PeptideCASE #VI-2026-0721 | X | 1 | 7.4 | 7.4 | 7.4 | 28 Mar 2025 | 28 Mar 2025 |
| Shanghai BaojuCASE #VI-2026-0233 | X | 2 | 7.2 | 6.5 | 7.8 | 2 Apr 2025 | 24 May 2026 |
| Shanxi Qianyecao Biotech QYCCASE #VI-2026-0189 | X | 1 | 6.5 | 6.5 | 6.5 | 9 Jun 2025 | 9 Jun 2025 |
| TydesCASE #VI-2026-0493 | X | 4 | 4.7 | 3.7 | 5.8 | 6 May 2025 | 24 May 2026 |
| Wolverine PeptidesCASE #VI-2026-0262 | X | 1 | 3.7 | 3.7 | 3.7 | 8 Jul 2025 | 8 Jul 2025 |
| Amplified AminoCASE #VI-2026-0748 | X | 1 | 2.1 | 2.1 | 2.1 | 24 Apr 2025 | 24 Apr 2025 |
| PRIVATECASE #VI-2026-0635 | X | 1 | 0.0 | 0.0 | 0.0 | 2 Apr 2025 | 2 Apr 2025 |
Open any subject to view the batch-level evidence for Masteron E (Drostanolone E) alone.