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Forums›COA & Analytical Testing › Page 3

Janoshik Analytical — Independent Testing

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COA & Analytical Testing

145 threads · 1.9K posts
KM
Hot Has anyone dealt with janoshik vs in-house testing?
KarenAZ_mom · Jan 20, 2026
29Replies
1.0KViews
KM
KarenAZ_mom
Jan 20, 2026
DP
New Batch-to-batch purity variation — looking for input
dan_philly · Jan 16, 2026
12Replies
680Views
DP
dan_philly
Jan 16, 2026
D
New Sterility testing per USP <71> — need advice
Dr.RaviCardio · Jan 13, 2026
13Replies
672Views
D
Dr.RaviCardio
Jan 13, 2026
RM
New Community-funded testing initiative — 6 month update
ricardo_MIA · Jan 9, 2026
10Replies
623Views
RM
ricardo_MIA
Jan 9, 2026
PA
Hot LC-MS/MS vs HPLC for peptide analysis — November 2025
pat_auckland · Jan 5, 2026
19Replies
1.0KViews
PA
pat_auckland
Jan 5, 2026
D
Study Understanding peptide purity percentages — what worked for you?
Dr.LipidDallas · Dec 31, 2025
21Replies
1.0KViews
D
Dr.LipidDallas
Dec 31, 2025
F
Guide COA database project — my results so far
FranDenver · Dec 27, 2025
5Replies
683Views
F
FranDenver
Dec 27, 2025
D
New Residual solvent testing on COAs — anyone have experience?
Dr.ReproEndo · Dec 23, 2025
7Replies
719Views
D
Dr.ReproEndo
Dec 23, 2025

PeptideMeter — Independent Peptide Analytics

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A
Hot Has anyone dealt with moisture content analysis for lyophilized peptides?
AttorneyGrant · Dec 18, 2025
21Replies
910Views
A
AttorneyGrant
Dec 18, 2025
RS
New Amino acid analysis for peptide identity — looking for input
rick_sfbay · Dec 13, 2025
14Replies
787Views
RS
rick_sfbay
Dec 13, 2025
LV
New How to commission independent testing — need advice
lori_vegas · Dec 9, 2025
11Replies
738Views
LV
lori_vegas
Dec 9, 2025
SL
New Particulate matter testing — 6 month update
steph_laguna · Dec 4, 2025
12Replies
966Views
SL
steph_laguna
Dec 4, 2025
SD
Hot Inter-lab variability in peptide testing — July 2024
sean_dublin · Nov 29, 2025
30Replies
1.3KViews
SD
sean_dublin
Nov 29, 2025
D
Study COA red flag compilation — what worked for you?
Dr.PathRoch · Nov 23, 2025
28Replies
1.2KViews
D
Dr.PathRoch
Nov 23, 2025
MM
Guide What even IS a COA and why should I care — my results so far
marco_milano · Nov 18, 2025
8Replies
844Views
MM
marco_milano
Nov 18, 2025
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