Certificate of analysis
TB-500
Batch PQX26071021
Batch number
PQX26071021
Lot number
L26195-003
Test date
Jul 14, 2026
Laboratory
Janoshik Analytical
ISO/IEC 17025
Presentation
5 mg
CAS number
77591-33-4
Molecular formula
C212H350N56O78S
Molecular weight
4963.44 g/mol
Test results
| Test | Method | Specification | Result | Status |
|---|---|---|---|---|
| Purity | HPLC-UV | ≥ 98.0% | 98.7% | Pass |
| Identity | LC-MS | Conforms to structure | Confirmed | Pass |
| Net content | Gravimetric | 5 mg | Pass | Pass |
| Water content | Karl Fischer | ≤ 8.0% | 2.5% | Pass |
98.7%
Measured purity
✓Purity by HPLC-UV
✓Identity by LC-MS
✓Net content verified
✓Independent laboratory
View product
Certificate issued by Janoshik Analytical. Retain with your laboratory records.
Other batches of TB-500
| Batch | Tested | Lab | Purity | |
|---|---|---|---|---|
| PQX26071028 | Jul 13, 2026 | Colmaric Analyticals | 99.12% | Open → |
