Hanna (HI70031P) 1413 S-cm (EC) Conductivity Calibration Solution, 20mL-sachet; 25 pack Harmsco (801-0.35/20) 20"x2.5" Sediment Filter Pleated 0.35 Micron Filter 🔧 If your backwash flow

🔧 If your backwash flow can't reach 8 GPM per square foot

💧 Filmtec membranes from Dow deliver the longest service life in the industry when properly maintained with adequate prefiltration

so verify current performance data for critical applications

🔬 Carbon-Impregnated Media

CS51-PV Conductivity Cell with 1/2" PVDF Connection

Hanna (HI70031P) 1413 S-cm (EC) Conductivity Calibration Solution, 20mL-sachet; 25 pack Harmsco (801-0.35/20) 20"x2.5" Sediment Filter Pleated 0.35 Micron Filter 🔧 If your backwash flowHanna Instruments Calibration Solution HI70031P 1413 S cm EC Conductivity Calibration Solution Precision conductivity standard for accurate EC meter calibration, 25 pack of ready to use 20mL sachets 1413 S cm reference standard Single use 20mL sachets 25 packets per box No contamination risk The Hanna HI70031P delivers 1413 S cm conductivity calibration solution in convenient single dose sachets that eliminate cross contamination between calibrations.