Skip to Content
Merck

F4648

Fast Red TR/Naphthol AS-MX

SIGMAFAST, fluorogenic, tablet

Synonym(s):

4-Chloro-2-methylbenzenediazonium / 3-Hydroxy-2-naphthoic acid 2,4-dimethylanilide phosphate tablets

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

UNSPSC Code:
12352204
NACRES:
NA.83
MDL number:
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


Product Name

SIGMAFAST Fast Red TR/Naphthol AS-MX Tablets, tablet, To prepare 1 mL

Quality Level

form

tablet

solubility

water: 1 tablet/mL, clear to hazy, colorless to faintly yellow

storage temp.

−20°C

Application

SIGMAFAST Fast Red TR/Naphthol AS-MX Tablets has been used:
  • in alkaline phosphatase staining in organ sections
  • for staining chondrogenic spheroids in immunohistochemistry studies
  • for the detection of hybridization signals in in situ mRNA hybridization studies of human palatine tonsils sections

Developed for use as a precipitating substrate for the detection of alkaline phosphatase activity in immunochemistry. Primary uses are in immunohistology, immunoblotting, or dot blotting. SIGMAFAST Fast Red TR/Naphthol AS-MX tablets contain 0.6 mM levamisole to block endogenous alkaline phosphatase activity. SIGMAFAST Fast Red TR/Naphthol AS-MX Tablets require no additional steps or buffers to prepare an active substrate solution.

Preparation Note

Each tablet dissolved in 1 mL deionized water yields a ready-to-use buffered solution.

Legal Information

SIGMAFAST is a trademark of Sigma-Aldrich Co. LLC


Still not finding the right product?


pictograms

CorrosionEnvironment

signalword

Danger

hcodes

Hazard Classifications

Aquatic Chronic 2 - Eye Dam. 1 - Skin Corr. 1C

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library


Articles

NBT-BCIP substrate system aids in western blotting and immunohistological staining, producing a blue-purple insoluble end product.

Related Content


Christina Anna Stratopoulou et al.
Journal of clinical medicine, 10(19) (2021-10-14)
Increasing imaging data point to a link between deep endometriotic nodules (DENs) and uterine adenomyosis (AD). The study aimed to investigate this link at the histological level and detect potential features shared by the two diseases. We collected formalin-fixed paraffin-embedded
Telomere length and telomerase activity during expansion and differentiation of human mesenchymal stem cells and chondrocytes
Parsch D, et al.
Journal of Molecular Medicine, 82(1), 49-55 (2004)
PTD-mediated loading of tumor-seeking lymphocytes with prodrug-activating enzymes
Yang Q, et al.
The AAPS Journal, 10(4), 614-614 (2008)



Global Trade Item Number

SKUGTIN
F4648-50SET04061835556847
F4648-5SET04061833617823