Πληροφορίες προϊόντος
HI7007M is a premium quality pH 7.01 calibration solution that is NIST traceable and supplied with a Certificate of Analysis. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.
Air tight bottle with tamper-proof seal
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Ensures quality and freshness of solution
Each bottle marked with lot number and expiration date.
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Hanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle.
Colour coded label for easy pH buffer value identification
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Easy to identify different buffer values
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Solution does not contain any dyes that may stain the reference cell of a pH electrode