4°C for 2 years (store at -20°C for long term storage)

This product is made by digesting plasmid pBR322 DNA completely by Msp I, which consists DNA fragments of 622, 527, 404, 309, 242, 238, 217, 201, 190, 180, 160, 147, 123, 110, 90, 76, 67, 34, 26, 15, 9 bp. It is applied as molecular weight standards for agarose gel electrophoresis or polyacrylamide gel electrophoresis.

This product is ready to use, which contains 1× Loading Buffer already.