You can now submit reviews for your favorite Tocris products. Your review will help other researchers decide on the best products for their research. Why not submit a review today?!Submit Review
Chromogenic substrate of β-Galactosidase that produces blue color. Used in combination with IPTG (Cat. No. 5509) for detection of β-Galactosidase activity in bacterial colonies.
|Storage||Store at -20°C|
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
Tocris products are intended for laboratory research use only, unless stated otherwise.
|Solvent||Max Conc. mg/mL||Max Conc. mM|
Preparing Stock Solutions
The following data is based on the product molecular weight 408.63. Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.
|Concentration / Solvent Volume / Mass||1 mg||5 mg||10 mg|
|1 mM||2.45 mL||12.24 mL||24.47 mL|
|5 mM||0.49 mL||2.45 mL||4.89 mL|
|10 mM||0.24 mL||1.22 mL||2.45 mL|
|50 mM||0.05 mL||0.24 mL||0.49 mL|
References are publications that support the biological activity of the product.
If you know of a relevant reference for X-Gal, please let us know.
View Related Products by Target
Keywords: X-Gal, X-Gal supplier, chromogenic, substrate, beta-galactosidase, β-galactosidase, b-galactosidase, Biochemicals, and, Molecular, Biology, 5510, Tocris Bioscience
Citations for X-Gal
Citations are publications that use Tocris products.
Currently there are no citations for X-Gal. Do you know of a great paper that uses X-Gal from Tocris? Please let us know.
Reviews for X-Gal
Average Rating: 5 (Based on 1 Review.)
Have you used X-Gal?
Submit a review and receive an Amazon gift card.
$50/€35/£30/$50CAN/¥300 Yuan/¥5000 Yen for first to review with an image
$25/€18/£15/$25CAN/¥75 Yuan/¥1250 Yen for a review with an image
$10/€7/£6/$10 CAD/¥70 Yuan/¥1110 Yen for a review without an image
Bacterial cells were plated with L-agar, Ampillicin and X-gal solution at two different concentrations (5 and 50 µl) and a negative control containing only sterile water was set up. The plates were allowed to grow for 48 hours and counted for white and blue colonies.
Literature in this Area
Tocris offers the following scientific literature in this area to showcase our products. We invite you to request* your copy today!
*Please note that Tocris will only send literature to established scientific business / institute addresses.
New Product Guide [Spring/Summer 2019]
Our new product guide highlights over 215 new products added to the Tocris Bioscience range during the first half of 2019.
- 7-TM Receptors
- Enzyme-Linked Receptors
- Ion Channels
- Nuclear Receptors
- Fluorescent Imaging
- Signal Transduction
- Stem Cells