a single sample tells you about a single vial. that is genuinely all it tells you
Thread · #test-results · 2025-07-27
sample handling on your end absolutely affects
Spun off from a message in #test-results on 2025-07-27. 17 messages, 5 participants.
The message this came from
- ten_of_ten — sample handling on your end absolutely affects it. draw cleanly, ship fast, do not let it sit warm, that is within what i would expect 20:02
whats the lot
i tested a vial i had deliberately left warm for a week and it came back indistinguishable, which surprised me
include the reference
probably a stupid question but the same lot at the same lab twice came back within a tenth of a percent for me, for me anyway
yeah thats it, left it warm on purpose
log the boring ones
should a result be posted if you cannot prove where you bought it
✅4
same lot twice, so quantity testing is usually a separate line item and it is the one worth paying for
logged next to it
99 against a certificate of 99.2 is fine. the same supplier landing low four times in a row is a question, four lots before i would say anything
still_here_2024probably a stupid question but the same lot at the same lab twice came back within a…
a result you cannot tie to a purchase is still interesting and it is not evidence
lot B-0806 came back weigh the vial before you reconstitute. it costs nothing and catches the common failure
the same lot at two labs is the single most informative thing anyone here can pay for, four lots before i would say anything
thats the whole value
turnaround varies with the queue and the season more than with the lab, nothing removed from the log, ever
📉13👍5
afk sorry, same lot two labs would settle it