TRUEscience 1201458 Buffer Solution, pH 7.00, Yellow

• Yellow colour
• Tested at 20°C
• pH 4.00 ± 0.01

Ideal for use with TRUE science SMART pH Cap, these pH buffers are colour coded and QR coded for ease of identification using the TRUE science App. Available in pH 4, 7 and 10 and are calibrated at 20°C. Temperature dependence data is printed on the label as are the lot numbers. The expiry date is set and printed on the label for each bottle and these buffers are not affected by opening date unlike many other brands of pH buffers. Certificates of Analysis are available for all products.