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4% Paraformaldehyde (PFA) is a general histological tissue fixative. Contains paraformaldehyde buffered to a neutral pH. Our PFA is designed to ready to use and should not require any additive. Prepared from EM grade paraformaldehyde.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.