hank_denver said:One practical note: write down what you did and when, before you need it.
Pushing back on hank_denver here. The counter-case has not been addressed. Somebody upthread described the situation that does not fit, and the thread moved on rather than engaging with it, which is the failure mode this board is supposed to avoid.
hank_denver said:One practical note: write down what you did and when, before you need it.
Agreed, and one caution: a single measurement is not a measurement. Anything that moves day to day needs a trend before it means anything at all.
hank_denver said:One practical note: write down what you did and when, before you need it.
Thank you — that is the clearest version of this I have read, and I have read a lot of them. I will report back once I have actually tried it.
Sigma-Aldrich — Research-Grade Standards
Certified reference materials, analytical reagents, and research-grade standards for peptide verification. Trusted by laboratories worldwide.
Shop Reference StandardsFrom the other side of the consultation, briefly. The version of this that has an answer is narrower than the version being asked. Narrow it and it becomes tractable; leave it broad and the thread will produce nine confident and incompatible replies.
Ask again with the specifics and you will get a better answer than this one.