Samsung · Refrigerator Filters
Samsung HAF-CIN Refrigerator Water Filter in White (HAF-CIN/EXP)
Lower-concern choice; standard carbon filters rarely contain PFAS, but Samsung provides no explicit statement.
The HAF-CIN is a standard activated carbon refrigerator filter. Activated carbon media itself does not inherently contain PFAS, making it a lower-concern material compared to nonstick coatings or water-repellent coating treatments.
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activated carbon filter media
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
No PFAS disclosure
No public statement about PFAS in this product.
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
The full breakdown
What it's made of and why it matters
The HAF-CIN uses activated carbon media, a porous form of carbon that traps contaminants through adsorption rather than physical straining. This material does not leach into water under normal refrigerator operating conditions because carbon is inert in cold, neutral pH environments. The filter housing is plastic (likely polypropylene or similar food-grade resin), which is not heated during use and carries minimal leaching risk in cold water applications.
The brand's record and disclosure
Samsung does not publicly disclose detailed safety test results or third-party certifications (NSF, WQA) for this specific filter model. The company has faced no documented recalls or safety violations for refrigerator water filters. Samsung's silence on material sourcing and chemical safety is typical for the appliance industry but leaves verification gaps; the filter meets basic FDA food-contact material rules but lacks independent audit evidence.
How it compares in its category
Refrigerator filters occupy a lower-risk niche because water does not heat above ambient temperature and contact time is brief. The HAF-CIN is a standard OEM (original equipment manufacturer) replacement cartridge; third-party alternatives (Waterdrop, Whirlpool generic equivalents) offer similar chemistry but may lack Samsung's quality control. Independent brands sometimes carry NSF/WQA marks, while Samsung does not advertise these certifications, making direct safety comparison difficult.
If you buy it
Replace the filter every 6 months or 300 gallons (whichever comes first) to prevent bacterial biofilm growth inside the cartridge. Do not use with water temperatures above 40°F or the carbon media may degrade and lose effectiveness. Store unopened filters in a cool, dry place; a wet or warm filter can promote microbial colonization before installation. Run water through the dispenser for 2-3 minutes after installing a new filter to flush carbon dust.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
Bacterial biofilm growth
Activated carbon media can harbor bacteria if filters are not replaced on schedule or if water sits stagnant in the housing. This is a maintenance issue, not a material defect; proper replacement prevents accumulation.
Housing plastic leachables
No reported incidents of BPA or other endocrine disruptors leaching from Samsung filter housings into cold water. Cold temperature and short contact time make this hazard negligible compared to hot-water applications.
Carbon fines and dust
New filters can release fine activated carbon particles into water for the first few uses; this is cosmetic (black specks) rather than toxic, but flushing before use removes them.
Chlorine and chemical breakthrough
Activated carbon is highly effective at chlorine removal and odor control; no safety incidents reported from incomplete filtration with this model. Degraded filters lose efficacy but do not create hazardous byproducts.
Heavy metal leaching from carbon
Activated carbon does not leach lead, cadmium, or arsenic under normal refrigerator conditions. Some lower-grade carbons can contain trace metals, but Samsung's sourcing appears adequate based on absence of recalls.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
Safer alternatives in Refrigerator Filters
Kenmore
9690 Refrigerator Water Filter 1-Pack, Nsf/wqa/iapmo Certified, Reduces 99% Chlorine & Odor, BPA-Free, Replacement for 46-9690 469690 Lt700p
activated carbon filter cartridge
Lower-concern water filter; carbon-based design unlikely to contain PFAS, but Kenmore makes no explicit PFAS disclosure.
✓Verified PFAS-free by a third party
Kenmore
Pureline Filter Compatible with Whirlpool Everydrop Filter 1
Activated carbon and fiberglass filter media
Lower concern for PFAS; standard cartridge filter with no known PFAS-bearing materials, but brand offers no transparency.
✓Bare metal or glass, no coating at all
Clearly Filtered
Water Pitcher Replacement Filter 3-Pack
Activated carbon and ion-exchange resin filter media
Lower-concern option; activated carbon filters are standard PFAS-reduction media, but verify pitcher durability and actual tested removal rates independently.
✓Brand claims PFAS-free (unverified)
More refrigerator filters grades
How we score: every product runs through the same public 0–100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.