HANNA HI 7032L TDS SOLUTION 1382 MG / L PPM 500 ML (1)

HANNA HI 7032L TDS SOLUTION 1382 MG/L PPM 500 ML (1)

This 1,382 mg/L (ppm) TDS calibration solution that is prepared against a NIST traceable potassium chloride solution. 
Hanna test solutions have the expiration date and lot number noted on the label and has an air tight tamper-proof seal to ensure the quality of the solution. 
Hanna's line of TDS solutions expire 5 years from the date of manufacture for an unopened bottle.