Pep Nation Lab
Analytical Services
Certificate Of Analysis
Report No. ARAC-2608-1004
ProductARA290 (Cibinetide)
Lot NumberPNL-ARAC-2608-1004
CAS1208243-50-8
Test DateAugust 21, 2026
AppearanceWhite Lyophilized Powder
StorageStore At 36 To 46 F
Analytical Results
| Test | Method | Result | Specification |
|---|---|---|---|
| Purity | RP-HPLC | 99.94% | Not Less Than 98.0% |
| Identity (Mass) | ESI-MS | 1257.35 Da | 1257.4 Da Theoretical |
| Net Peptide Content | Nitrogen Analysis | 82.8% | Report |
| Water Content | Karl Fischer Titration | 4.37% | Not More Than 8.0% |
HPLC Chromatogram
Method: C18, 4.6 x 250 mm, 5 um, 214 nm
Testing Laboratory
CSBio China Analytical Services
Third Party: Yes
Accreditation: FDA Inspected, ISO 9001
Reviewed And Approved By
Liang Zhang
Liang Zhang
QC Laboratory Director
Approved August 21, 2026
Scan To Verify This Lot
For Laboratory Research Use Only. Not A Drug. Not For Human Or Veterinary Use. This Certificate Reports The Analytical Results For The Stated Lot As Recorded By The Testing Laboratory. Fields Marked Not Reported Were Not Measured For This Batch.