Back to Questions
PTECH Pharmaceutics II (Industrial & Quality Control) QUESTION #5697
Question 1
Which test is used to evaluate the efficiency of HEPA filters in a laminar air flow workbench?
  • Bubble point test
  • DOP (Dioctyl Phthalate) test✔️
  • LAL test
  • Clarity test
Correct Answer Explanation
The DOP test (or PAO test) checks for leaks and filtration efficiency in HEPA systems.