First Sign DOA Drugs of Abuse Positive/Negative Control Set, 20 mL, 2/Box
The First Sign Drugs of Abuse (DOA) Positive/Negative Control Set is a quality control kit used to verify the performance of rapid diagnostic test kits for drugs of abuse. Each box contains two 20 mL bottles, one positive and one negative control, for reliable testing. Manufactured by Hemosure, Inc., this control set is essential for laboratory quality assurance.
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The First Sign Drugs of Abuse (DOA) Positive/Negative Control Set is a quality control kit used to verify the performance of rapid diagnostic test kits for drugs of abuse. Each box contains two 20 mL bottles, one positive and one negative control, for reliable testing. Manufactured by Hemosure, Inc., this control set is essential for laboratory quality assurance.
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