Micro-Distributing's product line of controls are manufactured using a human based matrix that has been stabilized to insure that the product will be viable until the date of expiration. Positive controls are spiked with reference drug standards and/or appropriate metabolites that have been obtained from ISO certified manufacturers. Standards are certified by the manufacturers to be at least 98% minimum purity. Specific gravity, pH, and Creatinine fall within the limits of normal human urine.

12 drug constituents within one control vial:
  • Marijuana
  • Barbituates
  • Cocaine
  • Methadone
  • Opiates
  • Methaquolone
  • Amphetamines/Methamphetamines
  • Nortriptyline
  • PCP
  • MDMA
  • Benzodiazapines
  • Oxycodone

Our External Controls are:
  • Stable for up to 2 years frozen, 6 months refrigerated (unopened)
  • Ready to use in 5 mL and 20 mL vial sizes
  • Available in both 300 ng and 2000 ng/mL Opiate levels
  • Train staff in the accurate use rapid drug test devices
  • Maintain testing proficiency
 External Controls Package Insert (pdf)




 Customer Support
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866-933-0964

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