BL21 (DE3) / pREP4 Escherichia coli Strains


  • Model: S0124
  • 50 Units in Stock
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BL21 (DE3) / pREP4 Escherichia coli Strains

S0124    100ul                                   Lot no 1901093

Storage Condition  20% glycerin, - 20 -80℃                                 


BL21 (DE3) / pREP4 Escherichia coli Strains Information

Resistance: Kan

Medium: LB

Strain type: Escherichia coli

Culture conditions: 37, aerobic, LB

Plasmid transformation: heat shock at 42

Storage method: 20% glycerin, - 20 / -80

Application: for protein expression


1. This product can only be used for laboratory research, not for animals, human body and food additives.

2. For your safety and health, please wear laboratory clothes and disposable gloves.

3. When using glycerol bacteria, it could not be completely thawed, just dip a small amount of coated solid agar plate on the surface of glycerol bacteria, or it can be used after completely thawing, but with the increase of freeze-thaw times, the activity of the strain will gradually decline.


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