The figures, for anyone assembling their own picture. One practical note: write down what you did and when, before you need it. Reconstructing a timeline from memory three months later is how people end up unable to answer the one question that would have resolved it.
Reporting back.
My error was treating units as a mass. Once I wrote mg/ml on the vial in marker and worked in millilitres first, the two of us got the same answer.
Dr.GastroMayo said:Once I wrote mg/ml on the vial in marker and worked in millilitres first, the two of us got the same answer.
Pushing back on Dr.GastroMayo here. Filing an objection on the n=1 problem. Personal experience is genuine evidence about one person and very weak evidence about anybody else, and this thread keeps promoting the first into the second.
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Shop Reference StandardsDr.GastroMayo said:Once I wrote mg/ml on the vial in marker and worked in millilitres first, the two of us got the same answer.
Agreed on the substance. I would put less weight on the timescale, because two months of anything is not enough to distinguish a trend from a wobble.
Dr.GastroMayo said:Once I wrote mg/ml on the vial in marker and worked in millilitres first, the two of us got the same answer.
Thank you — that is the clearest version of this I have read, and I have read a lot of them. Printing the relevant bit and taking it with me.