HI7032M
1382 mg/L (ppm) TDS Calibration Solution (230mL Bottle)
HI7032M is a premium quality 1,382 mg/L (ppm) TDS calibration solution that is prepared against a NIST traceable potassium chloride solution. Hanna TDS solutions have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna�s line of TDS standards have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.
� 1,382 mg/L (ppm) TDS calibration solution
� Temperature chart of the actual �S/cm value at various temperatures printed on each bottle
� Air tight bottle with tamper-proof seal to ensure quality

H7032M is a premium quality 1,382 mg/L (ppm) TDS calibration solution standardized with a conductivity meter that has been calibrated with �potassium chloride NIST 2202 SRM (Standard Reference Material) in deionized water for analytical use in accordance with ISO 3696/BS3978. �Additional equipment used in preparation of the solutions include certified weight-checked balances, Class A glassware and certified