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Fisher BioReagents™ ChromoMax™ IPTG/X-Gal Solution

Accelerate your blue/white colony screening

Manufacturer: fisher bioreagents™  BP4200-50

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Catalog No. BP4200-50

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Description & Specifications


Additive IPTG/X-Gal Solution
For Use With (Application) All commercially available competent cells that utilize lacZ blue/white screening
Format Liquid
Packaging Bottle
Quantity 5 x 10mL
Storage Requirements -20°C

Ready-to-apply ChromoMax IPTG/X-Gal solution is a proprietary formulation that allows you to skip the cumbersome preparation process that traditionally requires tedious weighing and dissolving of fine powder in toxic solvents such as DMSO or DMF.

  • Premixed IPTG/X-Gal Solution
  • No weighing or dissolving of components
  • No DMSO or DMF required
  • Saves time and money
  • Dependable results

  • Can be safely handled outside of a fume hood
  • ChromoMax Solution does not freeze even when stored at -20°C, allowing for immediate use without thawing
  • Dries quickly on the plate, further accelerating the screening protocol
  • Provides fast color development and does not require additional 4°C incubation to enhance color
  • Clear colorless to yellow solution

ChromoMax/ITPTG/X-Gal Solution is suitable for use with all commercially available competent cells that utilize lacZ blue/white screening. Tested using Fisher BioReagents transformed TransMax Competent Cells resulting in clearly differentiated blue and white colonies.