DIAFILTERS - FLUID REMOVAL MEDICAL DEVICES USED IN CONTINUOUS RENAL REPLACEMENT THERAPY (HEMOFILTRATION) THEY REMOVE FLUID FROM BLOOD HEMOFILTRATION IS IN EFFECT A CONCENTRATION AND PURIFICATION OF BLOOD CELLS BY REMOVAL OF WATER THEY ARE COMPOSED FROM POLYSULFONE MEMBRANE

GENERAL RULES 1 AND 6 FOR THE INTERPRETATION OF THE COMBIED NOMENCLATURE WCO OPINION FOR A DISPOSABLE STERILISED DIALYZER TO 8421.29 THE HARMONISED SYSTEM EXPLANATORY NOTES TO HEADING 8421 THE TEXT TO TARIC CODES 8421 29 80 90