






🧪 Calibrate Like a Pro, Measure Like a Boss!
The YINMIK 15 Pack PH Calibration Powder offers a comprehensive solution for precise pH meter calibration with 5 packets each of pH 4.00, 7.00, and 10.01 powders. Each packet dissolves in 250ml distilled water to create accurate calibration solutions, with leftover mixes safely storable for up to 15 days. Compatible with all standard pH meters, this pack is designed for professionals seeking reliable, cost-effective, and easy-to-use calibration tools.



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