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SS-31
InconclusiveReport ID: SUM-20260808-SS-31
Expected MW
639.790 Da
Observed MW
639.842 Da
Mass error
+81.30 ppm
Purity
74.6 %
Appearance
Pale beige powder
Supplier
Alpine Peptides
Batch / lot
AP-SS31-808
Analyzed
8 August 2026
Charge state
z = 1+
m/z
640.8493
Analytical methods
RP-HPLC-MS
✓NMR
Not performedALA
Not performedICP-MS
Not performedAI Assessment
Generating assessment
AI interpretation of analytical data only. Not medical advice.
Analyzed at an independent analytical laboratory in Zurich · RP-HPLC-MS · NMR · Independent verification