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as well as answers to frequently asked questions
Operates by a lifting action
Optional AC Adapter #FV-05
Resistant to oils
pH 4.01 Calibration Pouches, 20 ml, Box of 25 Aquatic Invertebrate Sampling as well as answers toProduct Code: HI70004P25 The Hanna Instruments HI70004P25 is a premium quality pH 4. 01 calibration buffer solution supplied in 25 individually sealed 20 mL sachets. Designed for accurate calibration of pH meters and electrodes, each single use sachet provides a fresh, contamination free standard, making it ideal for laboratory, field, environmental, aquaculture, food processing, and industrial applications. The buffer is NIST traceable, manufactured
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