PR1MA™ PCR Strip Tubes and Caps are evaporation-resistant and provide easy-to-open-and-close lids that prevent sample loss. The uniform wells and ultra-thin walls provide optimal heat transfer and reaction efficiency. Reclosable bags minimize contamination risk and are convenient for opening and closing. For use in medical, pharmaceutical, food industry, and molecular biology. Certified free of detectable RNase, DNase, NA, PCR inhibitors, and tested pyrogen-free.