Components sigma s 1kb ladder is provided in a solution of 10 mm tris hcl ph 8 0 with 1 0 mm edta. Use the 1 kb plus dna ladder is to size linear double stranded dna fragments from 100 bp to 12 kb. 1 kb dna ladder has been used as a molecular marker to determine the molecular weight and size of double stranded dna during gel electrophoresis.
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