Practice Test (CHT)

The Online Practice Examination for Hemodialysis Technologists/Technicians was developed by BONENT and conforms to the specifications of the CHT examination in terms of its content and average degree of difficulty. It has a length of 50 questions, whereas the official CHT exam has 150 questions.The online practice exam is intended to reflect the knowledge required of a hemodialysis technologist/technician to be successful on the CHT examination.

The online practice exam was developed by BONENT and is administered through BONENT’s contracted testing company, Schroeder Measurement Technologies (SMT). It cannot be printed or copied.


The Online Practice Exam is available for a fee of $60. If you choose to take the practice exam more than once, the $60 fee must be paid each time.

Do NOT send payment for the online practice exam to the BONENT Executive Office. The Executive Office does not have copies of the online practice exam.

Technical Difficulties

If you experience technical difficulties with the online practice exam, please contact SMT directly at 866-773-1114 or email

Proceed to Practice Exam

Click here to access the online practice exam.