How can you tell homeopathic remedies apart from each other?

If the labels came off two different homeopathic remedy bottles that looked the same, how could they told apart from each other, given that they would typically contain no molecules of active ingredient? Could the contents be lab tested to determine which is which? Or is there some other way? If not, why not,... show more If the labels came off two different homeopathic remedy bottles that looked the same, how could they told apart from each other, given that they would typically contain no molecules of active ingredient?

Could the contents be lab tested to determine which is which? Or is there some other way? If not, why not, and what conclusions should be drawn?
Update: I would really like a homeopath's answer please!!
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