Endotoxin assay but no bacterial viability or total count. The two are independent: dead endotoxin-bearing bacteria contribute to the burden, living ones that produce endotoxins do not.
salt_exchange
TFA-to-acetate exchange and how completely it actually works.
Section 1
Contribution
Both submits records and annotates other people's.
Records submitted
15
n=15
Annotations
1
n=1
Median purity submitted
98.98%
n=15
Suppliers covered
10
n=15
Section 2
Records submitted
A submitter chose to buy this material and to pay for this assay. That choice is the selection mechanism behind the whole index and it is not random.
Section 3
Annotations
Signed technical comments on records. The index does not moderate annotations for agreement with its own arithmetic, and several of these disagree with it.