Hanna Hi7004L Buffer Ph 4 500Ml Perlite Duct length is 25 ft

Duct length is 25 ft and includes 4 zip ties per bag

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Hanna Hi7004L Buffer Ph 4 500Ml Perlite Duct length is 25 ftThis pH 4. 01 calibration solution is NIST traceable and comes with a Certificate of Analysis. The solution has the lot number and expiration date clearly marked on the label and has an air tight, tamper proof seal. Hannas line of calibration buffers have been specially formulated to expire 5 years from the date of manufacture for a sealed bottle. Hanna HI7004L C Offers pH 4. 01 calibration solution manufactured in accordance with ISO 3696 BS3978