✓ Purity · passBatch · GAPEG12Shop-provided sample
PEG MGF × peptidehubs.com — Lab Test, January 2026
Tested · submitted by @Frank 👑 Legend
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99.199%
✓ Excellent purity only
Independently confirmed on the lab’s portal✓ Extra check
COA #98171 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.
Lookup code
4R5QKVJEI9HZLook it up on Janoshik Labs ↗Checked Jan 12, 2026
Test results
6 data points
Purity
99.199%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
5 mg
Tested qty
5.75 mg
Qty match
115% of labeled · +15%
0label125%
Batch / Lot
GAPEG12
COA number
#98171
Tested by
Janoshik LabsView profile →
This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.
About this test
Independent HPLC purity analysis of PEG-MGF from peptidehubs.com, performed by Janoshik Labs on January 12, 2026. Reported purity: 99.199%. Net content: 5.75 mg against 5 mg labeled (115% of label). Tested content exceeds the labeled amount by 15%. Batch GAPEG12. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Original document
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