Hanna (HI7036L) 12.41 ppt (g-L) 1 x 500 mL bottle Pentek (158095) Filter Housing O-Rings 237 FOR 5" & SL HOUSING; VITON This Pentek 237 Viton o-ring

This Pentek 237 Viton o-ring fits all standard 5-inch Pentair and Pentek filter housings plus SL series slimline units

5" Media Mixed Bed Ion Exchange Resins (ResinTech) Micron Rating 25 micron Flow Rate 0

or mineral buildup cannot be cleaned with vinegar solution

Corrosion-resistant

Big Blue compatible

Hanna (HI7036L) 12.41 ppt (g-L) 1 x 500 mL bottle Pentek (158095) Filter Housing O-Rings 237 FOR 5" & SL HOUSING; VITON This Pentek 237 Viton o-ringThe Hanna HI7036L delivers laboratory grade TDS calibration solution at 12. 41 ppt (12. 41 g L), formulated with high purity potassium chloride and certified against NIST standards. This 500 mL bottle provides reliable reference material for accurate calibration of conductivity and TDS meters in lab and field environments. SPECIFICATIONS Technical Details Model Number HI7036L Concentration 12. 41 ppt (12. 41 g L) Solution Type Potassium Chloride (KCl)