acho que no contexto químico o termo mais adequado é mistura, os produtos se misturam, as pessoas se confundem

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Note added at 8 hrs 24 mins (2004-04-24 19:57:09 GMT)
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as pessoas fazem o procedimento para nao misturar os produtos, ninguém fala da química concordo nisso, mas está falando de produtos que devem ser os corretos, aqueles que no final do procedimento contenham os elementos adequados conforme as régras de ideentificacao e seguimento

mix up transitive verb + adverb 1 (= prepare)
[+ paint, paste] preparar
2 (= combine)
[+ ingredients] mezclar
3 (= jumble up) mezclar




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Note added at 1 day 4 hrs 44 mins (2004-04-25 16:17:27 GMT)
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mix up
To confuse; confound: His explanation just mixed me up more. I always mix up the twins.
To involve or implicate: He got himself mixed up with the wrong people.
Some synonims according to the connotation of \"displace\": Entry: dislocate
Function: verb
Definition: displace
Synonyms: break, disarticulate, disconnect, disengage, disjoint, disorder, disrupt, disturb, disunite, divide, jumble, misplace, mix up, move, remove, rummage, separate, shift, ship, transfer, unhinge, upset
or according to one of its various its meaning as a verb (confuse) Entry: mix up
Function: verb
Definition: confuse
Synonyms: addle, ball up, befuddle, bewilder, confound, derange, disorder, disorganize, disrupt, distract, disturb, dizzy, fluster, foul up, jumble, mess up, mistake, muddle, perplex, puzzle, snafu, upset
Concept: confusion

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