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Hanna Handheld Colorimeter Checkers

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  • Please contact us with any questions you have.

  • [email protected]

    We answer all emails through 3 PM the same day (m-f).

  • (520) 534-3773

    Monday-Friday 9:00 am to 11:00 am & 1:00 pm to 3:00 pm MT. We will return all phone calls through 3 PM the same day.

    Note: we do not have daylight savings time in Arizona

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