PurFlock® Ultra's uniquely designed fiber structure accounts for better cell yield in the specimen, particularly where sample size is limited

PurFlock® swab purity ensure ideal use for PCR, molecular assays, DNA testing, and forensic applications, as well as direct antigen testing.

Tested by an independent lab to the most stringent standards (less than 25pg of human DNA). Certified to be DNA-free, DNase-free, and RNase-free.