Half-height skirt for easy handling. A12 chamfered corner notch. Side walls are raised above the plate surface for secure use with filter plates. Rimmed wells minimize cross contamination. Easy to read, contrasting alphanumerics; standard 128 barcodes with human readable numbers on the H1-H12 side. Polypropylene plates provide rapid, even heat transfer for reliable amplifications. Certified free of detectable RNase, DNase, DNA, and PCR inhibitors. Tested pyrogen-free and non-autofluorescent. Made in the USA.