Dr.ObesityLA said:If two explanations both fit, the useful question is which one predicts something the other does not.
True, with the qualification that this is a self-selected group. The people for whom it did not work post less, and that shapes everything we think we know.
HPLC_Greg said:My experience ordering cross-border ordering internationally: I've ordered from an Indian manufacturer.
Saving this. It is the first explanation that did not require me to already understand it. Sending this to two other people who asked me the same thing last week.
Dr.ObesityLA said:If two explanations both fit, the useful question is which one predicts something the other does not.
I do not accept the framing. The question has been narrowed to the version that has a tidy answer, and the part that was dropped is the part the OP actually asked about.
Sigma-Aldrich — Research-Grade Standards
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Shop Reference StandardsAdding the numbers, since they settle part of this. Keep the original post as written when you update it, and add the correction underneath. An edited-away mistake is invisible to the next person who makes it.
Moderator note: a post naming a supplier has been edited. Discuss suppliers in the review sections, not here. Report rather than reply if it drifts again.