What the Igf LR3 record shows

Evidence through 2026-09-25

TitrateLab tracks 506 published Igf LR3 certificate-of-analysis source records through 2026-09-25, each with a recorded purity or measured-versus-label amount result. Across 506 records with a numeric peptide-purity result, including zero, the median reported purity is 99.2%. Across 418 records with measured-versus-label dose data, 23% are within 10% of the labeled quantity. This is a public convenience sample, not a randomized market survey; one result describes one submitted sample and does not verify other batches.

Published records with a non-null purity or measured-versus-label amount result. Matching uses a normalized compound slug. No deduplication in this archive summary; relays and corrected records can remain separate. Records with neither measurement are excluded here, but can appear in the research overview's exact-token raw-record total. These are not unique certificates or batches. TitrateLab indexes reports from third-party laboratories.

Aggregate calculated: 2026-10-02T13:55:41.864370+00:00. Calculation time is not a test date.

Published records506
Reported purity99.2% median · 506 results
Dose accuracy23% within ±10% · 418 results
Endotoxin100% pass · 14 determinate results
Evidence dates2024-12-31 to 2026-09-25
Limits and missing evidence
  • The testing laboratory is unattributed on 1 record.
  • Coverage depends on reports that were published and available to ingest.
Assay metrics

Igf LR3 lab-testing metrics

506
Certificates
99.2%
Median reported purity (zero included)
67%
Purity records ≥ 99%
0
Source records reporting zero purity
3
Testing labs
290
Vendors
Mean purity98.5% Below 90% purity0% Mean dose vs label+22.4% Underfilled10% Endotoxin pass100% Within 10% of label dose23% Overdosed ≥ +7%72% Underdosed ≤ −7%13%

COAs per testing lab

Every lab testing Igf LR3 in the corpus.

Freedom Diagnostics 501 99.2% med
Janoshik 2 98.9% med
Vanguard Laboratory 2 99.7% med
Unattributed / lab unknown 1 99.8% med

Tested-purity distribution

Bins below 90% tested purity (0% of numeric purity records).

Igf LR3 tested-purity distribution
Purity rangeCertificates
0–50%0
50–70%0
70–80%0
80–85%1
85–90%1
90–91%0
91–92%1
92–93%8
93–94%4
94–95%8
95–96%21
96–97%40
97–98%48
98–99%35
99–100%339

COAs over time

Igf LR3 source records by test month (discovery month when test date is absent).

Igf LR3 certificates per month
MonthCertificates
2024-122
2025-012
2025-022
2025-032
2025-055
2025-061
2025-076
2025-084
2025-099
2025-1018
2025-1128
2025-1224
2026-0125
2026-0239
2026-0322
2026-0427
2026-0550
2026-0672
2026-0751
2026-0869
2026-0948

Most-tested vendors

Top 10 of 15 vendors by Igf LR3 certificate count.

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Lab evidence

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Lab evidence

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5 lab reports from this vendor

This chart compares report counts for this compound. A larger test history does not establish better purity, dose accuracy or endotoxin results. Inspect the individual reports to compare measurements.

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Lab evidence

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Pick a compound, then a report, to see what the lab measured. Each report counts once, and only reports with a source link and a readable result appear here, so this list can hold fewer reports than the total above.

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Pro shows the vendor’s name, its original lab reports and batch details.

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Lab evidence

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Explore this vendor’s lab reports

Pick a compound, then a report, to see what the lab measured. Each report counts once, and only reports with a source link and a readable result appear here, so this list can hold fewer reports than the total above.

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Lab evidence

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Explore this vendor’s lab reports

Pick a compound, then a report, to see what the lab measured. Each report counts once, and only reports with a source link and a readable result appear here, so this list can hold fewer reports than the total above.

TitrateLab Pro Which vendor is this?

Pro shows the vendor’s name, its original lab reports and batch details.

Vendor behind these reportsVendor name available with Pro
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Lab evidence

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4 lab reports from this vendor

This chart compares report counts for this compound. A larger test history does not establish better purity, dose accuracy or endotoxin results. Inspect the individual reports to compare measurements.

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Vendor behind these reportsVendor name available with Pro
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+ 5 more vendors with fewer certificates.

Published Igf LR3 certificates of analysis

506 records. Zero guesswork.

Unlock the actual vendor, purity, dose accuracy, lab, batch and saved certificate for every Igf LR3 result.

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

Reading Igf LR3 lab reports

A valid report describes the sample that was submitted, not every vial sold under the same name. Guide: How to verify and read a peptide COA: 5 checks.

More COA results by compound