【APPROVED CERTIFICATIONS】 The filter is dual-certified to NSF/ANSI 42 and 372 lead-free by NSF and IAPMO, filtering 99% of chlorine, odor and significantly improving the taste of water. It has also been certified by TUV, ROHS, REACH, BPA-free and Australian Water Mark. Only choose products with authoritative certifications for your loved ones. 【INNOVATIVE MULTI-LAYER FILTRATION INTEGRATED MOLDING TECHNOLOGY】 This multi-layer technology provides different levels of filtration efficiency to filter different contaminants. Only choose products with authoritative certifications for your loved ones. 【INNOVATIVE MULTI-LAYER FILTRATION INTEGRATED MOLDING TECHNOLOGY】 This multi-layer technology provides different levels of filtration efficiency to filter different contaminants. The 0.5 micron inner layer is effective against 99.99% of cysts and meets the special reduction class I standard. This filter retains beneficial minerals in the water that are good for your health. 【COMPATIBLE MODELS】 compatible with Samsung DA29-10105J, EF-9603, WSF-100, HAFEX / EXP, DA29-10105C, DA29-10105E, DA99-02131B, BL-9808, K32010CB, compatible with LG 5231JA2010B, 5231JA2010A, 5231JA2003B, 3650, 5231JA2010C, compatible with LG BL-9808 BL-9303, Haier 0060823485A. 70. RSH1FTSW, RSH1DBIS, RSH1DEIS, RSH1DTPE, RSH1DBRS, RSH1FBRS, RSH1DLBG, RS21DLMR1.