S1797 Sigma

SOC Medium

For use in transformation


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20 g/L Tryptone
5 g/L Yeast Extract
4.8 g/L MgSO4
3.603 g/L dextrose
0.5g/L NaCl
0.186 g/L KCl


SOC Medium is a rich media used primarily in the recovery step of Escherichia coli competent cell transformations. Use of SOC maximizes the transformation efficiency of competent cells.

Features and Benefits

SOC liquid provides:
• Filter-sterilized, ready-to-use format
• Convenient package sizes
• Standard formulation

General description

SOC is a microbial growth medium used for the transformation of competent cells (E. coli). This nutrient-rich microbial broth contains peptides, amino acids, water-soluble vitamins, and glucose in a low-salt formulation.

Price and Availability

Microbial Media

New Competent Cells

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