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United States Support

Our Technical Support Chemists are available Monday through Friday from 6:30 am to 5 pm MST. You may contact our technical support staff by phone, fax or email. We recommend calling us if you need immediate assistance.
• Call at 800-247-7613 option 3
• Fax at 970-461-3915
• Email at
Below are some tips for contacting Technical Support via email:
• Describe the symptom of the problem or state your question
• Supply the model name/number of your Lachat equipment
• If applicable, tell us what QuikChem method you are using
• Attach data files to the e-mail note if data may help explain the problem or question
• If a part needs to be exchanged, please provide serial number of the component if applicable
• Please let us know if you want to be contacted by phone.
Service Agreements
With Hach Company’s new Service Partnership Programs, you may select from three levels of standard service contracts to suit the specific service needs of your laboratory. We can also work with you to develop a custom plan to meet your requirements. Visit the Customer Support  area of for more information.
Lachat Instruments offers training classes at our Loveland location or at your laboratory. Lachat Loveland-Based Training Information is available online. For further assistance please contact Technical Support.