Key facts
- Manuals
- 1
- Languages
- EN
- Last added
- 2012-01-21
Featured D521A manuals

Takara D521A 20 bp DNA Ladder Marker User Manual
The D521A 20 bp DNA Ladder Marker from Takara is a molecular weight marker used for agarose and PAGE electrophoresis. It contains DNA fragments ranging from 20 bp to 500 bp, allowing size estimation of nucleic acid samples.
The manual describes the recommended loading buffer (500 ng in 5 µl), storage conditions (‑20 °C), and gel preparation guidelines (e.g., 4 % agarose). It also lists the fragment sizes included in the ladder and provides brief handling instructions.
Covers: Product Overview · Loading Buffer · Agarose Gel Electrophoresis · Marker Size Ladder
Latest D521A manuals
Takara D521A 20 bp DNA Ladder Marker User Manual
User Manual 1 pages · 200 KB · ENThe Takara D521A 20 bp DNA Ladder Marker User Manual provides usage instructions, loading buffer details, and gel electrophoresis guidelines.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in D521A manuals
What fragment sizes are included in the D521A DNA ladder?
The ladder includes fragments from 20 bp up to 500 bp.
How much DNA should be loaded with the marker?
Load 500 ng of DNA in a 5 µl volume.
