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1500 PPM using a 0.7 conversion factor at 25C.
The conductivity solutions are made of high quality Potassium Chloride with different strengths. The solutions are standardized with a conductivity meter, calibrated by high purity NIST 999 Potassium Chloride in deionized water. The concentration is also confirmed by NIST 2201 Standardized Silver Nitrate solution.
Item Number: 131928
Manufacturer: Hanna Instruments
Manufacturer's Part Number: HI 70442P
Brand: Hanna Instruments