CSPT - Compounded Sterile Preparation Technician Cleanroom Facilities and Equipment Questions and Answers 2

Question 1

What is the required ISO classification for the buffer area in a sterile compounding facility?

Accepted Answer

ISO Class 7

Answer

The buffer area must maintain ISO Class 7 air quality conditions per USP 797.

Question 2

How often should HEPA filters in a laminar airflow workbench be certified?

Accepted Answer

Every 6 months

Answer

HEPA filters in LAFWs and other PECs must be certified at least every 6 months.

Question 3

What is the primary difference between a horizontal LAFW and a vertical LAFW?

Accepted Answer

In a horizontal LAFW air flows back to front; in a vertical LAFW air flows top to bottom

Answer

The key difference is airflow direction: horizontal LAFWs push air from the back wall toward the technician, while vertical LAFWs direct air downward from the top.

Question 4

What is the purpose of a pressure differential between the buffer area and the ante-area?

Accepted Answer

To prevent less clean air from flowing into the cleaner buffer area

Answer

A positive pressure differential ensures air flows from the cleaner buffer area outward to the less clean ante-area, preventing contamination.

Question 5

Which cleaning agent is recommended for daily cleaning of the interior surfaces of a LAFW?

Accepted Answer

Sterile 70% isopropyl alcohol

Answer

Sterile 70% IPA is the standard agent for daily cleaning of LAFW interior surfaces.

CSPT - Compounded Sterile Preparation Technician Practice Test

CSPT - Compounded Sterile Preparation Technician Practice Test

CSPT - Compounded Sterile Preparation Technician Cleanroom Facilities and Equipment Questions and Answers 2