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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
Blue frame has Red trays)
6 assorted colours: White
Bed size: 3
With adjustable thumb rest for comfort
10 double-sided challenge cards
Hanna 500mL Buffer 4 pH Solution(BN/EXP) Science/Light-Colour/Light-Colour Blue frame has Red trays)The pH 4. 01 buffer is available in a 500ml bottle, one of the most commonly used buffer solutions. It is extremely stable and represents the mid way point in the acid range of the pH scale ideal for those requiring an accurate acid reading, particularly those working in water purification plants, the food industry, and wherever the pH is expected to be acidic. Buffer solutions should be stored at 25? C, away from direct sunlight for accurate
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