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No binders or additives means the rating stays true over the filter's lifetime
Replace the housing sump with a new lubricated o-ring if needed
The 14-cartridge cluster configuration allows for extended service intervals and reduced pressure drop compared to single-cartridge designs at equivalent flow rates
Allows maximum transmission of 254nm wavelength light for effective bacterial and viral inactivation
Hanna Instruments HI70442L 1500 mg-L (ppm) TDS Calibration Solution, 500mL Bottle Water Softener Parts & Backwashing Filter Components No binders or additives meansThe Hanna Instruments HI70442L delivers laboratory grade 1500 mg L TDS calibration solution in a professional 500mL bottle designed to maintain solution integrity. This potassium chloride based standard is NIST traceable and specifically formulated to ensure your TDS meters deliver accurate readings in the mid range measurement zone. SPECIFICATIONS Technical Details Manufacturer Hanna Instruments Model Number HI70442L TDS Value 1500 mg L (ppm) at 25C
