sample handling on your end absolutely affects it. draw cleanly, ship fast, do not let it sit warm
quantity testing is usually a separate line item and
Spun off from a message in #test-results on 2026-06-01. 12 messages, 4 participants.
- stopped_and_regained — quantity testing is usually a separate line item and it is the one worth paying for 18:05
nice result
update from 11 months ago: retested the same supplier, result came back better, logged both
underfill is more common than impurity. if you only test purity you are testing the less likely failure
the widest spread in my data is about 2.6 percentage points across five lots from one supplier
coming back after 13 months with a follow up result, where do i put it
quantity testing is usually a separate line item and it is the one worth paying for
i told ERP about a result they would not have liked and they did not argue. credit where it is due
how do you separate batch variance from supplier variance
[edited]nice result
selection bias
my vial assayed under label but the purity was fine, which matters more