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 DNA / RNA Molecular Weight Markers

PCR
 

Accurately determine the size of your PCR fragment with Sigma's Molecular weight markers. Our line of DNA and RNA molecular weight markers allow you to select the right marker for your gel.

  • Flexibility to Meet Your Needs – DNA or RNA markers available in a wide-range of sizes (<20 bp up to 10,000 bp).
  • Lot Specific Validation – Fully validated for size determination of nucleic acid.

  PCR Low DNA Ladders
DNA Ladders
DNA Markers
Ribosomal RNA Markers
RNA Markers

PCR Low DNA Ladders  
Product Name Product # 
PCR 100 bp Low LadderP1473
PCR 20 bp Low LadderP1598
PCR Low Ladder SetD7808
DNA Ladders  
Product Name Product # 
123 bp LadderD5042
1 kb LadderD0428
Step Ladder, 50 bpS7025
DNA Markers  
Product Name Product # 
pUC18 DNA Dpn I digestD6683
DirectLoad™ Wide Range DNA Marker, 50 - 10,000 bpD7058
Ribosomal RNA Markers  
Product Name Product # 
5S Ribosomal RNA from Escherichia coliR8385
18S + 28S Ribosomal RNA from calf liverR0889
RNA Markers  
Product Name Product # 
Transcript RNA Markers 0.1-1 kbR6895
Transcript RNA Markers 0.2-10 kbR7020
Transcript RNA Markers 0.28-6.6 kbR7644
RNA Marker template setR4142

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