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Third-party HPLC + mass spec on every lot
Verified — all release criteria met
released

Certificate of analysis

CJC-1295 (no DAC)

Lot CP-CJC129YQ-2602C · 10 mg

99.21 %

HPLC purity

Spec ≥ 99.0 %

88.6 %

Net peptide content

By amino acid analysis

< 0.45

Endotoxin (EU/mg)

Spec < 5.0 EU/mg

Provenance

Testing laboratory
Janoshik Analytical
Accreditation
ISO/IEC 17025:2017
Country of synthesis
United States
Manufactured
Feb 7, 2026
Release tested
Feb 16, 2026 (7 months ago)
Retest date
Feb 7, 2028
CAS number
863288-34-0
Molecular formula
C152H252N44O42
Theoretical mass
3367.90 Da
Observed mass (LC-MS)
3367.90 Da (Δ 0.00 Da)

Assay results

Every line the release panel ran for this lot, with the method, the acceptance criterion and the measured value — not a pass mark alone.

Certificate of analysis — assay results
MethodParameterSpecificationResult
RP-HPLC (UV 214 nm)Purity (area %)≥ 99.0 %99.21 %Pass
LC-MS (ESI+)Identity — observed mass3367.90 ± 1.0 Da3367.90 DaPass
Amino acid analysisNet peptide content≥ 80.0 %88.6 %Pass
Karl FischerWater content≤ 8.0 %4.97 %Pass
Ion chromatographyResidual TFA≤ 1.0 %0.31 %Pass
LAL kinetic chromogenicBacterial endotoxin< 5.0 EU/mg< 0.45 EU/mgPass
USP <71> membrane filtrationSterilityNo growthNo growthPass
Visual / USP <790>AppearanceWhite to off-white cake, free of visible particulatesConformsPass

Handling for this lot

Appearance
White lyophilised powder
Storage
-20 °C lyophilised, protected from light
Reconstitution
Swirl gently; avoid vigorous mixing which promotes aggregation in this 29-mer.

Other lots of CJC-1295 (no DAC)

Compare batch to batch. Consistency across lots is a stronger signal than any single certificate.

Research use only. This certificate describes material supplied strictly for laboratory research. It is not a drug, food, cosmetic or medical device, has not been evaluated by the FDA, and is not intended for human or veterinary administration of any kind.