Tristains products are exclusively distributed by Dawn Scientific | Please visit www.dawnscientific.com to place your order.
  • Find SDS & COA
  • APPLICATION
    • Hematology Stains
    • Staining – Histology / Cytology
    • Eosins & Hematoxylins
Tristains products are exclusively distributed by Dawn Scientific | Please visit www.dawnscientific.com to place your order.
TriStains logo for laboratory chemical solutions, ready-to-use stains, and solvents for research and testing
  • Quick Reagents
  • Histological stains
    • Dry Stains & Dyes
    • Stain Solution
  • Indicators
    • Indicator Solid
    • Indicator Solution
  • Solutions
  • Solvents
  • Contact us
  • Become Distributor
Menu
TriStains logo for laboratory chemical solutions, ready-to-use stains, and solvents for research and testing
Allura Red
Click to enlarge
Tristains

S10021

Allura Red

CAS No
25956-17-6
Synonym(s)
disodium 6-hydroxy-5-((2-methoxy-5-methyl-4-sulfophenyl)azo)-2-naphthalenesulfonate
Molecular Formula:
C18H14N2O8S2·2Na
Molecular Weight:
496.42
EC Number:
247-368-0
Colour Index Number:
16035
PubChem CID:
33258
MDL number:
MFCD00059526
Specification SDS Available pack size: 100g, 1kg
Share:
  • Description
  • Additional information
  • Reviews (0)
  • TECHNICAL INFORMATION
Description

Allura Red CAS: 25956-17-6 | MF: C18H14N2O8S2·2Na | MW: 496.42, Buy now Histological Stains & Dyes for Histology, Cytology, Microbiology, Hematology & Biology Lab from TriStains. All Tristains products are exclusively distributed by Dawn Scientific Inc.

Allura Red is a powder that has a red color. It is also referred to as Food Red 17, FD&C Red 40, or E129. This synthetic food dye has the chemical name disodium 6-hydroxy-5-((2-methoxy-5-methyl-4-sulfophenyl)azo)-2-naphthalenesulfonate and its molecular formula is C18H14N2O8S2Na2. This water-soluble azo dye is commonly used in the food industry to give various products a vibrant red color.

TriStains provides a marketplace for histology and biological stains, which is comprehensive enough to encompass the peculiar requirements of laboratories specializing in Histology, Cytology, Microbiology, and Hematology. With a reputation for exceeding quality expectations, TriStains performance is outstanding which allows for resolution of cell and tissue components fundamental to life sciences to be clearly visualized. Each product under TriStains series is validated for accuracy, reliability and consistency. TriStains, which manufactures and markets stains and indicators in various packing, offers laboratories turn key solutions for all their staining and indicator needs, improving accuracy in every experiment.

Application :

  • Allura Red is extensively used as food additive to color a variety of food products.
  • It can be used in non-food-related applications such as inks and dyes for textiles and other materials.

Benefits :

  • Vibrant and stable color
  • FDA approved product
  • Cost-effective and easy to use
Additional information
Brand

Tristains

Size

100g, 1Kg

CAS No

25956-17-6

Reviews (0)

Reviews

There are no reviews yet.

Be the first to review “Allura Red” Cancel reply

Your email address will not be published. Required fields are marked *


The reCAPTCHA verification period has expired. Please reload the page.

TECHNICAL INFORMATION
Application Allura red AC is an azo organosulfur stain
CAS Number 25956-17-6
Molecular Weight 496.42
Molecular Formula: C18H14N2O8S2•2Na

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data (including water content).

Allura red AC is an azo organosulfur stain with an absorption maximum of 504 nm.

TECHNICAL INFORMATION

Appearance Powder
Physical State Solid
Solubility Soluble in water, and DMSO.
Storage Store at room temperature
Melting Point >300° C (lit.)
Boiling Point 872° C

SAFETY INFORMATION

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
WGK Germany 2
RTECS QK2260000
PubChem CID 6093299
Merck Index 14: 284
MDL Number MFCD00059526
EC Number 247-368-0
SMILES : CC1=CC(=C(C=C1S(=O)(=O)[O-])OC)N/N=C/2C3=C(C=CC2=O)C=C(C=C3)S(=O)(=O)[O-].[Na+].[Na+]

Related products

Malachite Green Oxalate

Malachite Green Oxalate

Catalog: S10111
Buy Now
Eriochrome Blue Black R

Eriochrome Blue Black R

Catalog: S10072
Buy Now
Acid Blue 29

Acid Blue 29

Catalog: S10002
Buy Now
Safranine O Certified

Safranine O Certified

Catalog: S10174
Buy Now
Sudan III Certified

Sudan III Certified

Catalog: S10179
Buy Now
Eriochrome Blue Black B

Eriochrome Blue Black B

Catalog: S10071
Buy Now
Neutral Red Certified

Neutral Red Certified

Catalog: S10126
Buy Now
Acid Blue 9 (Brilliant Blue FCF)

Acid Blue 9 (Brilliant Blue FCF)

Catalog: S10001
Buy Now
TriStains logo for laboratory chemical solutions, ready-to-use stains, and solvents for research and testing
ABOUT
  • About Us
  • Contact Us
  • Privacy Policy
  • Terms & Conditions
RESOURCES
  • Useful Links
ACCREDITATION
  • ISO 9001:2015

© 2025 Tristains. All rights reserved

  • Quick Reagents
  • Histological stains
    • Dry Stains & Dyes
    • Stain Solution
  • Indicators
    • Indicator Solid
    • Indicator Solution
  • Solutions
  • Solvents
  • Contact us
  • Become Distributor
Categories
  • Scientific Articles
Recent Posts
  • S10097_webimg
    Hematoxylin
    April 4, 2024 No Comments
  • cytology-2
    Study Of Cytology
    March 1, 2024 No Comments
  • webimg-blog
    4,5- Dibromo fluorescein
    February 16, 2024 No Comments
OUR INSTAGRAM
4405 354
8627 921
3198 568
3640 508
3220 136
5864 720
6839 561
7638 529
5302 86
Recent Comments
    October 2025
    M T W T F S S
     12345
    6789101112
    13141516171819
    20212223242526
    2728293031  
    « Apr    
    Recently Viewed Products
    • Phenol Red Free Acid Phenol Red Free Acid
    Categories
    • Scientific Articles
    October 2025
    M T W T F S S
     12345
    6789101112
    13141516171819
    20212223242526
    2728293031  
    « Apr    
    Facebook Instagram linkedin