Hanna (HI7004L) Ph 4.01 Buffer Caliberation Solution; 500mL Sodium Removal3842 5 lbs per cubic foot

5 lbs per cubic foot Backwash Flow Rate 8-10 GPM per square foot Service Flow Rate Up to 5 GPM per square foot (domestic) Recommended Bed Depth 24-30 inches (domestic installations) pH Requirement 6

5" size fits existing housings with no adapters or modifications

The double-open-end (DOE) design ensures compatibility with residential and industrial pressure housings from major manufacturers

Fits all permanent E-Series filter heads without adapters or modifications

Hanna (HI7004L) Ph 4.01 Buffer Caliberation Solution; 500mL Sodium Removal3842 5 lbs per cubic footHanna Instruments HI7004L pH 4. 01 Calibration Buffer Solution NIST traceable reference standard for accurate pH meter calibration in acidic range applications 500mL Bottle pH 4. 01 0. 01 Certificate of Analysis Temperature Correlated The Hanna HI7004L is a laboratory grade pH 4. 01 buffer solution prepared to precise formulas and standardized against NIST certified meters. Each 500mL bottle includes batch number, expiration date, temperature