Hanna Instrument HI7035L 111800 µS/cm Conductivity Standard (500 mL Bottle)

The HI7035L conductivity standard is a high-quality 111,800 S/cm standard prepared against a NIST traceable potassium chloride solution. Hanna conductivity solutions are airtight with a tamper-proof seal and have the lot number and expiration date clearly marked on the label to ensure the quality of the solution. Hanna’s conductivity standards have been specially formulated to have an unopened bottle expiration date of 5 years from the date of manufacture.