Every KPV certificate of analysis below is from an independent third-party lab, ingested and verified by TitrateLab. The figures here are computed live from the 957 published KPV certs in our corpus.

Assay metrics

KPV lab-testing metrics

99.6%
Median tested purity
0
Zero-purity certs
Mean purity99.6% Mean dose vs label+12.2% Endotoxin pass100% Within 10% of label dose39% Overdosed ≥ +7%63% Underdosed ≤ −7%7%

COAs per testing lab

Every lab testing KPV in the corpus.

Freedom Diagnostics 855 99.6% med
Janoshik 93 99.6% med
Finnrick (Lab G) 3 99.6% med
Finnrick (Lab E) 2 98.7% med
Chromate 1 99.9% med
ILS Laboratories 1 99.7% med

Tested-purity distribution

Bins below 90% tested purity.

KPV tested-purity distribution
Purity rangeCertificates
0–50%0
50–70%0
70–80%0
80–85%0
85–90%0
90–91%0
91–92%0
92–93%0
93–94%0
94–95%0
95–96%0
96–97%0
97–98%3
98–99%16
99–100%931

COAs over time

KPV certificates published per month.

KPV certificates per month
MonthCertificates
2024-091
2024-111
2024-121
2025-014
2025-024
2025-032
2025-045
2025-059
2025-062
2025-0710
2025-0811
2025-0927
2025-1025
2025-1152
2025-1262
2026-0159
2026-0279
2026-0329
2026-0470
2026-05108
2026-06154
2026-07193
2026-0849

Most-tested vendors

Top 10 of 15 vendors by KPV certificate count.

See who tests most — unlock the vendor names with Pro.

Verified Vendor A 🔒 101
Verified Vendor B 🔒 18
Verified Vendor C 🔒 16
Verified Vendor D 🔒 10
Verified Vendor E 🔒 9
Verified Vendor F 🔒 7
Verified Vendor G 🔒 7
Verified Vendor H 🔒 6
Verified Vendor I 🔒 5
Verified Vendor J 🔒 5

+ 5 more vendors with fewer certificates.

Verified KPV certificates of analysis

957 records. Zero guesswork.

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Illustrative structure only. No record-level values are present in this preview.

More COA results by compound