Calibration buffer solution with a pH of 7.01. The lot number and expiration date are clearly marked on the label, with an air tight and tamper proof seal, to ensure the quality of the solution. Hanna's line of calibration buffers have been specially formulated to have an expiration of 2 years from the date of manufacture for an unopened bottle.

Hanna HI7007L Offers

Features

• Color coded label for easy pH buffer value identification
• Accuracy of ±0.01 pH at 77°F (25°C)
• Temperature chart of the actual pH value at various temperatures printed on each bottle
• Air tight bottle with tamper-proof seal ensures quality and freshness
• Each bottle marked with lot number and expiration date
• Specially formulated to have an expiration of five years from manufacture for an unopened bottle