753
[Below Spec] 61.2% on a vial i had already been using for six weeks
Posting this because it is the worst result in my log and hiding it would be pointless. Field Value Vendor not naming yet — see below Product semaglutide 10mg Service…
Lab Results
c/labresults · created 2 Oct 2023
Third-party test results on real orders. Vendor, batch, service, number.
Hot
111
[Janoshik] SSA tirz 10mg — 99.1%, third batch in a row above 99
Template, as required. Field Value Vendor SSA Product Tirzepatide 10mg Batch SSA-2606 Service Janoshik Method RP-HPLC, UV 214nm Claimed 99.0% Result 99.1% Third SSA…
497
posted 4 days ago by u/janoshik_junkie
[Lab] GGPeps warehouse vial vs direct vial, same nominal batch, same day — 98.3 vs 98.4This is the experiment I have wanted to run for about a year and nobody had bothered. Stock Batch Service Claimed Result EU warehouse GY-2604W Janoshik 98.0% 98.3%…
110
posted 4 days ago by u/hplc_hobbyist
[PeptideMeter] ERP tirz 15mg — 98.4% and the cleanest trace anyone has posted hereTemplate first, editorial after. Field Value Vendor ERP Product Tirzepatide 15mg Batch ERP-2606 Service PeptideMeter Claimed 98.0% Result 98.4% The number is…
Sigma-Aldrich — certified reference materials
Reference standards, analytical reagents and system-suitability material. If you are running your own method, start with a known.
Reference standards305
posted 6 days ago by u/peptidemeter_pat
QSC: six tests over three years, 0.9 points of spread, and what that actually tells youPulling six results into one place because they keep getting quoted individually by whichever side of the argument is winning. Date Compound Service Result 2026-02 sema…
873
posted 9 days ago by u/honest_syringe
[Janoshik] WWB sema 10mg — 98.6%, batch and method insideTitle says it — WWB sema 10mg — 98.6%, batch and method inside — so here is the boring supporting detail that makes it worth anything. 10mg and 98.6%. Those are…
47
posted 11 days ago by u/anders_karlsen
[Below Spec] 61.2% on a vial that shipped with a 99% COAFiling this under things worth writing down: 61.2% on a vial that shipped with a 99% COA. Figures up front so nobody has to dig: 61.2% and 99%. Date of analysis anchors…
94
posted 13 days ago by u/jonas_cardoso
[Medutest] split one vial across two services, results within 0.9%split one vial across two services, results within 0.9%. One vial, one service, one member paying, which is the only kind of result this board should treat as evidence.…
58
posted 15 days ago by u/nadia_trevino
[PeptideMeter] QSC tirz — 97.1%, second sample from the same batchShort version of the title, which is already short: QSC tirz — 97.1%, second sample from the same batch. Longer version underneath. Pulling the figures out of the…
107
posted 17 days ago by u/refund_ledger
[Janoshik] JEEP reta 10mg — 98.9%, and yes i paid for it myselfJEEP reta 10mg — 98.9%, and yes i paid for it myself. That is the headline. The document, the batch and the service are below so you can argue with the method rather…
280
posted 20 days ago by u/stubborn_batchlist_only
[Lab] my running table: 34 tests, 11 vendors, three yearsmy running table: 34 tests, 11 vendors, three years, and before anyone asks: same batch throughout, single submission, no cherry-picking between services. Inter-lab…
1.1k
posted 24 days ago by u/milan_villalobos
[Below Spec] 88% is not "basically fine" and i am tired of that replyShort version of the title, which is already short: 88% is not "basically fine" and i am tired of that reply. Longer version underneath. Figures up front so nobody has…
118
posted 27 days ago by u/boots_or_bust
[Janoshik] GL Biochem raw material vs a reseller vial of the same compoundGL Biochem raw material vs a reseller vial of the same compound. One vial, one service, one member paying, which is the only kind of result this board should treat as…
874
posted 1 months ago by u/rina_bergstrom
[Discussion] we need a standard template or these posts are unsearchableSomething I keep coming back to: we need a standard template or these posts are unsearchable. Kept every report as a PDF with the batch in the filename. Two years in,…
502
posted 1 months ago by u/medutest_mel
[Medutest] SWB sema — 98.2%, cold chain intact, 9 days transitPosting this because the title is the whole finding — SWB sema — 98.2%, cold chain intact, 9 days transit — and a number without its method is a rumour. The numbers the…
Janoshik Analytical — independent HPLC & mass spec
Send the vial, get the number. Third-party purity and identity testing, results published to you regardless of what they say.
Test a vialSponsoredGL Biochem (Shanghai) Ltd. — the synthesis house
Est. 1998. ISO 9001 and cGMP, 1,500+ staff, 200+ patents. There is a fair chance the vial you are about to send for testing started here. Batch-specific COA as standard.
glbiochem.net441
posted 1 months ago by u/janoshik_junkie
[PeptideMeter] ERP tirz 15mg — 98.4% and a very clean traceThe claim in the title is exactly the claim I am making: ERP tirz 15mg — 98.4% and a very clean trace. Nothing implied beyond it. To save the first four comments: 15mg…
806
posted 1 months ago by u/priya_ogunleye
[Lab] four vendors, same compound, same week, one test eachRight: four vendors, same compound, same week, one test each. I paid for this one myself, nobody sent me anything, and the receipts are in the comments. QSC BPC, batch…
378
posted 1 months ago by u/slow_logbook_ftw
[Below Spec] 94.1% with a 1.8% single impurity. is that the des-amido94.1% with a 1.8% single impurity. is that the des-amido. That is the headline. The document, the batch and the service are below so you can argue with the method…
1.5k
posted 1 months ago by u/piotr_nascimento
[Janoshik] FGP cagrilintide — first independent number i have seen for itTitle says it — FGP cagrilintide — first independent number i have seen for it — so here is the boring supporting detail that makes it worth anything. GL Biochem BPC,…
618
posted 1 months ago by u/yara_bakken
[Meta] proposal — a flair for PeptideMeter postsHousekeeping: proposal — a flair for PeptideMeter posts. How to build a series that means something, if you are going to spend money on testing anyway. Three tests on…
946
posted 2 months ago by u/rina_bergstrom
[Lab] split one vial across Medutest and Janoshik — 97.6% and 95.1%split one vial across Medutest and Janoshik — 97.6% and 95.1%. That is the headline. The document, the batch and the service are below so you can argue with the method…
247
posted 2 months ago by u/thyroid_tangent
[PSA] below spec is not what most of this community thinks it isShort public-service post: below spec is not what most of this community thinks it is. Sent a vial in specifically to check a supplier’s claim after a good experience.…
228
posted 2 months ago by u/meera_sandvik
the below spec thing finally clicked for me and I want to write it downthe below spec thing finally clicked for me and I want to write it down. Making the case below, and I expect to lose some of it in the comments. Kept every report as a…
131
posted 2 months ago by u/medutest_mel
why does nobody talk about below specwhy does nobody talk about below spec. I would rather ask a basic question now than get this wrong quietly for two months. WXT BPC, batch matched the paperwork,…
3k
posted 2 months ago by u/kenji_demir
three years of Janoshik threads, summarised so you do not have to read themthree years of Janoshik threads, summarised so you do not have to read them — a position I have arrived at slowly and would like tested. Tested three lots over a year…