❄️【NSF 42 CERTIFIED】Tested and certified by NSF, WQA and IAPMO against NSF/ANSI 42. Tested at a flow rate of 0.5 gpm to a capacity of 200 gallons for the reduction of Chlorine, Taste and Odor. Significantly improve the drinking water taste. ❄️【NSF 372 CERTIFIED IN WQA&IAPMO】Tested and certified by WQA&IAPMO against NSF/ANSI 372.Product also evaluated and determined to possess weighted average lead content of less than 0.25%.No any harmful substances contains in this filter. Safely and healthily enjoy your drinking water. ❄️【WIDELY RECOGNIZED HIGH QUALITY】The filter meets European EC1935-2004 Regulations, Australian Water Mark, and has the certifications of TUV, ROHS, REACH, BPA FREE.