Easy to use,Great price.
Quality: 5
Value for money: 5
Sold by Finest Aquatics
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Hanna pH Calibration Sachet (Single) Single use pH buffer sachets and rinse solution (each sachet contains 20ml of solution). These convenient packs are sealed against light, air and other contaminants for fast, accurate results. Each sachet contains enough buffer solution for one calibration. Simply insert the tester or electrode into the sachet, calibrate, rinse and discard package when done. No wasted buffer and no other containers required.
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