Oakton (WD-35653-10) TDS 447 Pouches (300 PPM) 20-Box Omnipure (E5733) 14"x2.5" Diameter E-Series T33 GAC Carbon and as pre-filtration for reverse

and as pre-filtration for reverse osmosis systems to protect membranes from scale fouling

chloroform

reduce flow rate through the housing or consider upsizing to a 10" x 4

Its four-layer coreless polypropylene construction captures sand

This cartridge works in whole-house sediment filtration systems

Oakton (WD-35653-10) TDS 447 Pouches (300 PPM) 20-Box Omnipure (E5733) 14"x2.5" Diameter E-Series T33 GAC Carbon and as pre-filtration for reverseThe Oakton WD 35653 10 TDS 447 Pouches deliver factory calibrated 300 PPM total dissolved solids solution in single use pouches, ready for immediate use with handheld TDS meters in the field or lab. Each box contains 20 individually sealed pouches standardized against NIST traceable materials with 1% accuracy at 25C. SPECIFICATIONS Calibration Standard Overview TDS Concentration 300 PPM Premixed and ready to use Accuracy 1% At 25C reference temp