Independent test result
GHK-Cu
by Zjpeptix· batch 2026
99.44 %
measured purity(HPLC)· April 14, 2026
- HPLC purity
- 99.435
- Net peptide content
- 77.27
How this batch compares
This batch measured 99.44%, 0.18 pts below the all-vendor average of 99.61% across 142 COAs from 36 vendors.
85.6% 100.0%
This batch 99.44% Peptide avg (142 COAs) 99.61%
From the same lot
Other tests in lot 2026
Same batch, independently tested. Cross-confirm the purity claim.
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99.89 %
Apr 2026 Janoshik Analytical · HPLC
For
Tirzepatide
by SSR· batch 2026
99.82 %
Apr 2026 Janoshik Analytical · HPLC
For
Retatrutide
by Hkuppeptide· batch 2026
99.82 %
Apr 2026 Janoshik Analytical · HPLC
For
Retatrutide
by Peptiatlas· batch 2026
99.82 %
Apr 2026 Janoshik Analytical · HPLC
For
Retatrutide
by Taikangbio· batch 2026
99.82 %
Apr 2026 Janoshik Analytical · HPLC
For
Retatrutide
by Taishijie· batch 2026
99.82 %
Apr 2026 Janoshik Analytical · HPLC
For
Retatrutide
by Vicopeptide· batch 2026
99.82 %
Apr 2026 Janoshik Analytical · HPLC
For
Retatrutide
by Zjpeptix· batch 2026
99.81 %
Apr 2026 Janoshik Analytical · HPLC
For
Tirzepatide
by Hkuppeptide· batch 2026
99.81 %
Apr 2026 Janoshik Analytical · HPLC
For
Tirzepatide
by Peptiatlas· batch 2026
99.81 %
Apr 2026 Janoshik Analytical · HPLC
For
Tirzepatide
by Taikangbio· batch 2026