Does APEC remove arsenic?
Yes
3 APEC models we track are independently certified to remove arsenic — a reverse-osmosis filter.
Based on the itemized NSF, WQA & IAPMO certified-model listings we track for APEC (27 of 31 models).
Which APEC models are certified
Certification is per model — make sure the product you buy is one of these specific certified models, not just the same brand.
| Certified model | Type | |
|---|---|---|
| APEC M9 4HA RO 50GPD | reverse-osmosis | Buy on Amazon → |
| APEC M9 4SS RO 50GPD | reverse-osmosis | Buy on Amazon → |
| APEC M9 5HA RO 50GPD | reverse-osmosis | Buy on Amazon → |
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About arsenic
Known human carcinogen (skin, bladder, lung); also cardiovascular and developmental effects. Mostly naturally occurring in groundwater.
What APEC filters are certified to remove
Across the APEC models we track, here’s what their certifications actually cover.
See every filter certified for arsenic — all brands, ranked.
Certified for arsenic → Other brands & arsenic
How we know: we normalize the public certified-product listings from NSF, WQA, and IAPMO. A “yes” means a specific APEC model is listed as certified for arsenic. See our methodology.