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Frequently Asked Questions

- Central Service and Sterile Processing

If you mailed these, please allow at least 7 business days for arrival (at least two weeks if International). Once received in our office, please allow 24-48 business hours for processing. As a general rule, please allow at least 7-10 business days for the items to be received and then processed.

Course orders are processed within 48 business hours. Textbooks and materials are shipped via UPS or FedEx. Generally, you should expect your order to arrive within 7-10 business days from the date of the order.

If you are having trouble logging in to your Blackboard Learn account, make sure you are using the “Log In With Another Account” button, rather than the “Log In With Your Purdue Career Account” button. If this does not work, please follow the steps below:
You will need to refer to the email that was sent to you at the time of enrollment which contains your username and password. You will need to follow the below steps when logging into Blackboard Learn the first time:

  • Click on the link in the first line: Thank you for using Purdue Online! To access your course content, please go to and login with the same password you just created in our online registration system. You must click the link in the email in order to access Blackboard Learn the first time you log in. This creates your account.
  • When the website appears, type in your username and password that is provided in your email.
  • Click on Log In.

This will open your Blackboard account. If for some reason you did not get the email please check your ‘spam’ or ‘junk’ folder. If you have any further questions, please contact our office at 800.830.0269 or

It is available on our website under Proctor Request Form.

We process Proctor Approval Forms within 24-48 business hours from receipt. Upon approval, we will email your exam information (online students only) to your proctor. We will mail your exam information to your proctor (correspondence students only). If you are a correspondence student, please allow mailing time. US students need to allow 7-10 business days and International students need to allow two weeks or more. Please contact your Proctor to verify if the information has been received.

Students are allowed to purchase a one-time, six-month extension for $50. The extension will allow the student an additional six months from the date of expiration. Extensions can be purchased the following ways:

  • The fastest way is by paying with a credit card through our website by clicking the Seeking Certification as a CRCST button.
  • With a check by downloading and printing the order form on the website and sending a check or money order to our office.
  • With a credit card by calling our office at 800-830-0269. PLEASE NOTE: If you have gone past the allowed six-month extension period you will need to re-enroll in the course. You can re-enroll by downloading and printing the order form from the website and mailing or faxing the form and payment to our office.

Unfortunately, Purdue is unable to assist students in obtaining IAHCSMM’s certification requirement of 400 hours of hands on training. The student will be responsible for setting up and obtaining that training on their own. If you have further questions or concerns, please visit IAHCSMM’s website at to locate a Chapter in your area. The Chapter might be able to assist you with this requirement.
Upon satisfactory completion of the course, Purdue will provide the student with a letter of completion, a certificate of completion and the application for the CRCST Certification exam.

If you have a question regarding recertification or your membership card, please contact IAHCSMM at 800-962-8274. Purdue cannot assist you.

Completed lesson(s) can be mailed to our office or emailed to A $15 grading fee can be paid by calling 800.860.0269.
We do not accept faxed Self-Study Lessons.

  • If you requested that your Cumulative Transcript be emailed to you and you think you have not received it, please be sure to check your spam or junk mail folder.
  • If you mailed lessons to our office for grading and want your transcript mailed back to you, please allow at least 10-14 business days for return.
  • If you need a copy of your Cumulative Transcript, please email our office at or call 800-830-0269.

No, please go to IAHCSMM to purchase only the book. Because of our agreement we cannot sell only the text book.

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