Polypeptide · sample record
PN-21
Demo record for a longer polypeptide. Listed for laboratory research reference only.
- Vendors
- 4 listing this compound
- Lab reports
- 3 1 lab-confirmed
- Median purity
- 97.2% HPLC, across reports
- Latest report
- 2026-10-01 Oakline Analytical Supply
Compound facts
- Formula
- C₁₀₂H₁₆₁N₂₉O₃₁
- Molecular weight
- 2297.6 g/mol
- Class
- Polypeptide · 21 residues
- Also listed as
- PN21
- Sequence
- 21 residues (sample)
- Sizes listed
- 5 mg · 10 mg
- Laboratories
- Westmere Testing, Fennick Labs
Listings and reports
| Vendor | Size | Pack | Listed price | $/mg | Ships from | Assay Standing | Latest report |
|---|---|---|---|---|---|---|---|
| Meridian Reference | 5 mg | 5-vial kit | $70 | $2.80 | US | 92Hallmarked Assay Standing | No report filed |
| Meridian Reference | 10 mg | Single vial | $29 | $2.94 | US | 92Hallmarked Assay Standing | No report filed |
| Oakline Analytical Supply | 5 mg | 5-vial kit | $80 | $3.19 | US | 87Hallmarked Assay Standing | TA-S-02821 Lab-confirmed 2026-10-01 |
| Oakline Analytical Supply | 10 mg | Single vial | $33 | $3.33 | US | 87Hallmarked Assay Standing | TA-S-02821 Lab-confirmed 2026-10-01 |
| Northfold Labs | 5 mg | 5-vial kit | $90 | $3.58 | CA | 81Steady Assay Standing | TA-S-02828 On file 2026-08-25 |
| Northfold Labs | 10 mg | Single vial | $37 | $3.72 | CA | 81Steady Assay Standing | TA-S-02828 On file 2026-08-25 |
| Halden & Co. | 5 mg | 5-vial kit | $100 | $3.98 | EU | 63Watch Assay Standing | TA-S-02835 Failed 2026-06-30 |
| Halden & Co. | 10 mg | Single vial | $41 | $4.12 | EU | 63Watch Assay Standing | TA-S-02835 Failed 2026-06-30 |
| Report | Vendor | Lot · result | Laboratory | Hallmark Check | Source | Date |
|---|---|---|---|---|---|---|
| TA-S-02821 | Oakline Analytical Supply | Lot L41A-26 97.5% HPLC · ID Match | Westmere Testing (sample) | Lab-confirmed | Vendor-published | 2026-10-01 |
| TA-S-02828 | Northfold Labs | Lot L42B-27 96.8% HPLC · ID Match | Fennick Labs (sample) | On file | Vendor-published | 2026-08-25 |
| TA-S-02835 | Halden & Co. | Lot L43C-28 No purity · ID Mismatch | Westmere Testing (sample) | Failed | Community-filed | 2026-06-30 |
Prices are fictional sample figures as listed by vendors. TrustAmino takes no orders. A confirmed report shows a lot was tested, not that a given container came from it. Research use only.