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Forums›COA & Analytical Testing › Page 8

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COA & Analytical Testing

145 threads · 1.9K posts
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New Community-funded testing initiative — 6 month update
Dr.RheumBOS · May 10, 2024
11Replies
1.9KViews
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Dr.RheumBOS
May 10, 2024
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Hot LC-MS/MS vs HPLC for peptide analysis — November 2025
Dr.SportsMedIN · Apr 27, 2024
51Replies
2.3KViews
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Dr.SportsMedIN
Apr 27, 2024
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Study Understanding peptide purity percentages — what worked for you?
andrew_nyc · Apr 14, 2024
25Replies
2.4KViews
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andrew_nyc
Apr 14, 2024
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Guide COA database project — my results so far
nick_SD_fit · Mar 31, 2024
13Replies
2.1KViews
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nick_SD_fit
Mar 31, 2024
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New Residual solvent testing on COAs — anyone have experience?
ingrid_STO · Mar 18, 2024
9Replies
2.0KViews
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ingrid_STO
Mar 18, 2024
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Hot Has anyone dealt with moisture content analysis for lyophilized peptides?
newstart_MO · Mar 4, 2024
54Replies
2.8KViews
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newstart_MO
Mar 4, 2024
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New Amino acid analysis for peptide identity — looking for input
tom_AK · Feb 20, 2024
15Replies
2.1KViews
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tom_AK
Feb 20, 2024
WA
New How to commission independent testing — need advice
wendy_avl · Feb 6, 2024
18Replies
2.1KViews
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wendy_avl
Feb 6, 2024

Janoshik Analytical — Independent Testing

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New Particulate matter testing — 6 month update
SarahChen_PharmD · Jan 23, 2024
14Replies
2.0KViews
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SarahChen_PharmD
Jan 23, 2024
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Hot Inter-lab variability in peptide testing — July 2024
JennaRN · Jan 9, 2024
32Replies
2.7KViews
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JennaRN
Jan 9, 2024
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Study COA red flag compilation — what worked for you?
mike_nyc · Dec 26, 2023
36Replies
2.7KViews
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mike_nyc
Dec 26, 2023
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Guide What even IS a COA and why should I care — my results so far
Dr.MetabolicMD · Dec 12, 2023
9Replies
2.1KViews
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Dr.MetabolicMD
Dec 12, 2023
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New My vendor COA looks sketchy - can someone take a look — anyone have experience?
BethLabQueen · Nov 27, 2023
12Replies
2.1KViews
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BethLabQueen
Nov 27, 2023
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Hot Has anyone dealt with are all coas created equal? mine looks different from others i see?
SteveThurs · Nov 13, 2023
36Replies
2.5KViews
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SteveThurs
Nov 13, 2023
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New Paid for independent testing and results did not match vendor COA — looking for input
PurityPaulOR · Oct 29, 2023
19Replies
2.2KViews
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PurityPaulOR
Oct 29, 2023
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