carl_compliance said:International shipping tracking for cross-border ordering orders: my experience with customs in the US when ordering from overseas: Seized and…
Thank you for spelling out the reasoning rather than just the conclusion. Sending this to two other people who asked me the same thing last week.
Clinical perspective, offered as context rather than as advice. If two explanations both fit, the useful question is which one predicts something the other does not. That is answerable; arguing about which sounds more plausible is not.
If somebody has the primary source to hand I would rather cite it than paraphrase it.
LindaRN_retired said:The version of this that has an answer is narrower than the version being asked.
Worth saying that the confident version of this is more useful to the person writing it than to the person reading it.
If somebody has the primary source to hand I would rather cite it than paraphrase it.
Sigma-Aldrich — Research-Grade Standards
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Shop Reference StandardsAdding the numbers, since they settle part of this. If you are going to change something, change one thing and give it long enough to express itself. Four weeks is the usual minimum for anything pharmacological on this board, and two weeks of data has told you almost nothing.
Moderator note: two posts asking for a source have been merged into one. Please search the thread before asking again.