Tripak buffers (6ea. of 4, 7, 10pH & 2 Rinsing solutions)

Features:

• Easy to use, already made fresh pH buffers for calibration
• Helpful table printed on the pouch shows what the pH value should be vs. the temperature of the buffer solution measured
• Rinsing solution used for cleaning off the pH electrode
  after taking the next measurement from a different
  solution to prevent contamination
• Convenient pouch eliminates the need for a cup to
  store buffer or rinsing solution