Adulterant - Adulteration - Alteration

AD Adulterant Adulteration Alteration Drug Test Cheating Methods


Adulteration is the altering of a specimen to mask the presence of drugs. This can be attempted by several methods, such as:

  • Dilution, in which other fluids are introduced into the specimen to reduce the concentration of drugs.
  • Addition, in which chemicals or elements such as bleach, vinegar, eye drops, apple juice or soap are introduced to mask the presence of drugs.
  • Substitution, in which an attempt is made to substitute a urine specimen from another person or an animal.