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c/vendorvetting·posted 2 years ago by u/purity_pedant

how much of what we believe about testing actually comes from Janoshik threads

Vendor Clean Column ×6 Cold Box ×2 Well Actually ×2

Slightly embarrassed to be asking this, but: how much of what we believe about testing actually comes from Janoshik threads.

Independent testing is worth more than a supplied certificate for one structural reason: the chain of custody. A member who buys, ships and pays is testing the same thing you would receive.

The wider-market rows in the directory carry a band and a report count and nothing else, deliberately. Anything more would be manufacturing precision that the evidence does not support.

Inter-lab variance on this assay runs a point or two either way. Two services disagreeing by that much is agreement, not a discrepancy, and treating it otherwise starts pointless arguments.

Corrections welcome, especially the pedantic ones. Pedantry is how this board earns its reputation.

24,065 up / 17,746 down58% upvoted44 commentsid dkrwdt13 Jan 2024

44 comments

18 in this archive, depth 5

best — the order this archive was captured in

u/kaia_cabrera1.2k points·2 years ago

A certificate with a purity figure and no method line is not falsifiable. You cannot reproduce it, you cannot check it, and it tells you nothing about how the number was produced.

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u/receipts_or_nothingvetting422 points·2 years ago

Amino Asylum shows up in threads constantly and has almost nothing on file

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u/kasper_cabrera-36 points·2 years ago

reship policy in writing before the order, not after

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u/camila_sandvik1 point·2 years ago

Disagree that reviews are worthless. They are worthless when they say "fast shipping A+++". A dated one naming a compound and a document is evidence.

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u/sterile_field_steph1 point·2 years ago

Same view. A record you can read beats a rating you cannot inspect, every time.

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u/nz_unfunded1 point·2 years ago

Mild pushback: a supplier with fewer entries is not worse, it is less sampled. Those are different claims and the table says so.

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u/batch_number_bertieMOD719 points·2 years ago

Tracking number redacted from the post above. It identifies both ends of a shipment.

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[removed]792 points·2 years ago

[removed by moderator]

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u/viktor_girard372 points·2 years ago

the interesting column is spread, not maximum

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u/adnan_karlsen927 points·2 years ago

Kept a spreadsheet of quoted versus actual lead time across 7 orders. The quoted number held.

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u/noor_cardoso608 points·2 years ago·edited

the wider-market names in the table are there because nobody has enough data on them

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u/soren_zamora160 points·2 years ago

Where a supplier holds regional stock, ask which lines are actually held there rather than drop-shipped. It changes the lead time and it changes the customs question.

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u/search_before_post428 points·2 years ago

The thing that decided it for me was that GL Biochem answered a column-and-gradient question in writing without asking why I wanted to know.

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u/laila_almeida624 points·2 years ago

Lead time and minimum quantity are the two facts people forget to ask for and then argue about later. Both are answerable in one email before you commit.

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u/ignacio_silva400 points·2 years ago

Correction: that supplier is in the documented twenty with a source page, not in the wider-market table. Different evidence bases entirely.

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u/mod_cold_roommod · c/coldchain192 points·2 years ago

Agreed on buying small first. The cost of a test is small next to the cost of committing to a supplier you have not checked.

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About c/vendorvetting

The community due-diligence desk. Vendor experiences, independent third-party test results, shipping and reship records, and the boring paperwork that separates a supplier from a story. Every substantive claim is expected to carry a receipt: an order id, a dated screenshot, or a test report from Janoshik, Medutest, PeptideMeter or VendorInvestigate.

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