Page 3 - Food&Beverages PFAS_analysis

Collecting Samples

Personal Gear

Sampling for PFAS without contaminating the samples can be challenging due

to the prevalence of these chemicals in many consumer products and standard
sampling equipment. To avoid the possibility of cross-contamination, lab and

field personnel should select field clothing and personal protective equipment
(PPE) carefully when collecting or preparing samples for PFAS analysis.

Items to AVOID Items RECOMMENDED During collection, well-washed cotton clothing
During Sampling During Sampling and outer gear made from polyurethane or
wax-coated materials is recommended.

Water-resistant, waterproof or stain- Rain gear made from polyurethane
treated clothing, boots and/or rain gear or wax-coated materials. Boots made
made from materials containing PFAS. with polyurethane and polyvinylchloride
(PVC).

Clothing with fabric softener or Cotton clothing is recommended and
suspected of containing PFAS. Some should be well washed before use due
items labeled as “PFOA-free” contain to possible contamination from
replacement PFAS. PFAS-related treatments.

Sunscreens, moisturizers, hand cream or Avoid using any personal care products.
other related products.

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