
iScreen Drugs of Abuse Urine Drug Controls are quality control materials designed to verify the performance of urine drug testing assays. Each box contains two 20 mL vials, one high positive and one negative control, providing a convenient and reliable means for laboratory quality assurance.
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iScreen Drugs of Abuse Urine Drug Controls are quality control materials designed to verify the performance of urine drug testing assays. Each box contains two 20 mL vials, one high positive and one negative control, providing a convenient and reliable means for laboratory quality assurance.
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