You have reached this page because your account activation is no longer valid.
This probably happened because the activation link (sent to you by email) was not accessed within the 72-hour time limit which was imposed to enhance the security of your online data.
Unfortunately, this now means that you will need to begin the registration process again.
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We apologize for the inconvenience, but we take the security of your data very seriously. We hope that you will understand this requirement.
Remember, you have 72 hours to activate your account.
If you have any questions, please contact Member Services by email or at 800-333-9511 (US and Canada) and 614-447-3776 (outside North America). Customer service representatives are available Monday through Friday (except holidays) from 8:30 a.m. to 5:00 p.m. Eastern Time.
Begin my online registration
Registering allows you to access online information and services available from the American Chemical Society’s web site, www.acs.org.
This probably happened because the activation link (sent to you by email) was not accessed within the 72-hour time limit which was imposed to enhance the security of your online data.
Unfortunately, this now means that you will need to begin the registration process again.
Begin my online registration
We apologize for the inconvenience, but we take the security of your data very seriously. We hope that you will understand this requirement.
Remember, you have 72 hours to activate your account.
If you have any questions, please contact Member Services by email or at 800-333-9511 (US and Canada) and 614-447-3776 (outside North America). Customer service representatives are available Monday through Friday (except holidays) from 8:30 a.m. to 5:00 p.m. Eastern Time.
Begin my online registration
Registering allows you to access online information and services available from the American Chemical Society’s web site, www.acs.org.
