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Including your Hach account number will help speed up order processing. You can find your Hach account number on Hach invoices, Catalogs, and/or mailing labels. If you have any questions regarding your Hach account number, contact 1-800-227-4224.
If you forget your password, we will prompt you with this question as part of the password reset process. Hach staff may also prompt you with this question if you need to reset your password over the phone. It"s best to pick a question/answer combination that you won"t be embarrassed to answer over the phone.