The AmazonBasics Premium Replacement Refrigerator Water Filters are certified by NSF International against NSF 401, 53 and 42.
NSF 401 certified to reduce:
Estrone ≥96.6%; Phenytoin ≥95.2%; Ibuprofen ≥94.4%; Naproxen ≥96.2%; Bisphenol A ≥99.2%; Nonyl phenol ≥97.2%
NSF 53 certified to reduce: Lead ≥99.6%; Benzene ≥96.6%; Carbofuran ≥98.4%; Cyst ≥99.99%; Endrin ≥96.6%
NSF 42 certified to reduce: Chlorine, Taste and Odor ≥97%
For NSF 401, 53, 42 & 372: Certificate# C0145653 - 03, by NSF International, 2018.
Enhanced FiltrationFeatured with 0.5 micron small pore size, the premium coconut shell carbon block filters are NSF 401 and 53 certified to capture certain heavy metals, microbes, VOCs, trace pharmaceuticals and industrial chemicals. | Refreshing WaterCertified to NSF 42 for the reduction of chlorine, taste and odor in tap water, the filters produce fresh and great tasting water. | Safe MaterialRigorously tested for safety, the refrigerator replacement water filters are certified to NSF 372 for lead-free material. |
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Standard Filtration | Advanced Filtration | Premium Filtration | |
Customer Reviews | 4.5 out of 5 stars 1,091 | 4.5 out of 5 stars 1,091 | 4.5 out of 5 stars 1,091 |
NSF Certified Performance | NSF 42 | NSF 42 & 53 | NSF 42, 53 & 401 |
Filtration Accuracy | 1 Micron | 0.5 Micron | 0.5 Micron |
NSF 372 for Lead Free Compliance | ✓ | ✓ | ✓ |
NSF 42 Certified Contaminants Reduction (Chlorine, Taste and Odor) | ✓ | ✓ | ✓ |
NSF 53 Certified Contaminants Reduction (Cyst, Lead, Benzene, Endrin, Carbofuran) | - | ✓ | ✓ |
NSF 401 Certified Contaminants Reduction (Phenytoin, Ibuprofen, Naproxen, Estrone, Bisphenol A etc) | - | - | ✓ |