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Support Information

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Have a questions about an order? Contact a CST scientist via phone, email, or by submitting the form below.

Contact Customer Support

  • Hours: 8:30 AM - 8:00 PM (EST)

  • Phone: 978-867-2388
  • Phone: 877-616-2355 (toll-free)

  • Fax: 978-867-2488
  • Fax: 866-432-6112 (toll-free)

  • Email: orders@cellsignal.com