TB-500 × Felix Chemical Supply — Lab Test, October 2025
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Test results
This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.
About this test
Label 10 mg · Lab measured 9.11 mg
91% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 2.3 mg using the measured mass, against 2.5 mg on the label — 9% less.
One vial from this lot was weighed by the laboratory, not yours. This page reports what the certificate says; it does not recommend a dose.
Independent HPLC purity analysis of TB-500 from felixchem.is, performed by freedomdiagnosticstesting.com on October 1, 2025. Reported purity: 99.868%. Net content: 9.11 mg against 10 mg labeled (91% of label). Batch 092525-TB5-A. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of TB-500 from felixchem.is
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| 010226-TB5-0 | 5 Jan 2026 | freedomdiagnosticstesting.com | 99.309% | 119% | Unverified |
| 122925-TB5-0 | 31 Dec 2025 | freedomdiagnosticstesting.com | 99.57% | 102% | Unverified |
| 121525-TB5-A | 23 Dec 2025 | freedomdiagnosticstesting.com | 99.451% | 101% | Unverified |
| 100125-TB5-A | 6 Oct 2025 | freedomdiagnosticstesting.com | 98.81% | 98% | Unverified |
| 81825-TB5-A | 20 Aug 2025 | Chromate | 98.706% | 107% | Unverified |
| 071725-TB5-A | 30 Jul 2025 | Chromate | 99.182% | 107% | Unverified |
| 061725-TB5-C | 8 Jul 2025 | Chromate | 98.869% | 107% | Unverified |
| 040825-TB10-A | 12 Apr 2025 | Chromate | 97.727% | 92% | Unverified |
Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.
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