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Fluorescein di-b-D-galactopyranoside

Supplier: MARKER GENE TECHNOLOGIES MS

Fluorogenic β-galactosidase substrate.

  • β-gal substrate
  • Less than 20 ppm background

Fluorescein di-β-D-galactopyranoside (FDG) is a widely used substrate for detection of E. coli lacZ β-galactosidase detection by flow cytometry in both mammalian and gram-negative bacteria, as it enters viable cells and gives a fluorescence emission proportional to the enzymatic activity. Marker Gene provides FDG as a high-purity, molecular biology grade with background fluorescence levels below 20 ppm. It is also available already dissolved in solution in our detection kits such as product M0259.

Formula: C₃₂H₃₂O₁₅
MW: 656,593 g/mol
CAS Number: 17817-20-8

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Size Supplier No. VWR Catalog Number Unit Price Quantity
5 mg M0250 101176-218 Each (5mg) Retrieving Restricted
restricted In order to process your orders without delay, we request that you provide the required business documentation to purchase this product.

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  • State issued document with your organization's Federal Tax ID Number
  • State issued document with your organization's Resale Tax ID Number
  • City or County issued Business License
  • State Department of Health Services License
  • Any other ID issued by the State that includes the business name and address

* Please note if your account is within the State of California two of these pieces of identification will be required.
VWR will not lift restrictions for residential shipping addresses.

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