NEA Diagnostics
Certificate of analysis
2026-521QBTRFG
Retatrutide - 10mg
Tested for: IQON
Reported 6/21/2026
PASS
Purity
99.81%
Label claim
10 mg
Measured
10.86 mg
Of label
108.6%
COA #
2026-521QBTRFG
Lot number
5291
Accession
521QBTRFG
Labeled content
10 mg
Purity
99.81%
Net peptide content
10.86 mg
Appearance
White Lyophilized Powder
Received date
6/13/2026
Reported date
6/21/2026
Mass identificationPurityNet peptide content
Retatrutide99.81%10.86 mg
Identity confirmation
Status
✓ Confirmed
Expected mass
4731.3 Da
Observed mass
4731.3 Da
Mass spectrometry
Electrospray ionization confirms the target mass.
[M+2H]2+
2366.66 m/z
[M+H]+
4732.31 m/z
HPLC chromatogram
LC-MS/MS purity, reverse phase HPLC with UV at 214 nm
PeakRT (min)Area %
Solvent front3.850.2
Retatrutide main peak7.0599.81
Related impurity7.55-0.01
Heavy Metal Analysis (ICP-MS)
TestSpecificationResultsStatus
Arsenic (As)NMT 1.5 ppmNot detectedPASS
Cadmium (Cd)NMT 0.5 ppmNot detectedPASS
Chromium (Cr)NMT 10 ppmNot detectedPASS
Mercury (Hg)NMT 1.5 ppmNot detectedPASS
Lead (Pb)NMT 1 ppmNot detectedPASS
Sterility Testing (PCR)
TestSpecificationResultsStatus
Sterility (PCR)No GrowthNo GrowthPASS
Endotoxin Testing (USP <85>)
TestSpecificationResultsStatus
Endotoxin (USP <85>)NMT 0.05 EU/mL< 0.05 EU/mLPASS
About this result: contamination is reported as a quantitative value. Acceptable limits vary by product type and dose route; no unversioned threshold applies to RUO products. This result is below commonly referenced endotoxin thresholds.
Instrument: Agilent 1260 Infinity II with 6120 single quad MS
Laboratory: NEA Diagnostics, San Diego, CA
This page is the authoritative version of certificate 2026-521QBTRFG. Any PDF copy should match it exactly. For research use only.
Searchable via labneadiagnostics.comCOA # 2026-521QBTRFG · Issued 6/21/2026