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
4-Phenylazophenol
Click to enlarge
Tristains

S10150

4-Phenylazophenol

CAS No
1689-82-3
Synonym(s)
Solvent Yellow 7, 4-Hydroxyazobenzene
Molecular Formula:
C12H10N2O
Molecular Weight:
198.22
EC Number:
216-880-6
Colour Index Number:
11800
PubChem CID:
15529
MDL number:
MFCD00002330
Specification SDS Available pack size: 100g, 25g
Share:
  • Description
  • Additional information
  • Reviews (0)
  • TECHNICAL INFORMATION
Description

4-Phenylazophenol CAS: 1689-82-3 | MF: C12H10N2O | MW: 198.22, Buy now Histological Stains & Dyes for Histology, Cytology, Microbiology, Hematology & Biology Lab from TriStains. All Tristains products are exclusively distributed by Dawn Scientific Inc.

4-Phenylazophenol is an orange to amber to dark red colored powder. It is a polymethacrylates containing polar azo dye. It is also known as 4-Hydroxyazobenzene and Solvent Yellow 7. The chemical formula of it is C12H10N2O. It is slightly soluble in hot water but completely soluble in acetone and ethanol.

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 :

  • 4-Phenylazophenol (4PP) has been used to study mineralization by P. chrysosporium under nitrogen-sufficient and nitrogen-limiting culture conditions.
  • It is used in diagnostic assay manufacturing, hematology and histology.

Benefits :

  • Gives accurate, reliable, and reproducible results
  • Highest quality standard product and good color intensity and lightfastness
  • Give excellent color performance of desired components of cells and tissue in life science laboratories
Additional information
Brand

Tristains

Size

100g, 25g

CAS No

1689-82-3

Reviews (0)

Reviews

There are no reviews yet.

Be the first to review “4-Phenylazophenol” 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
Alternate Names Solvent Yellow 7
CAS Number 1689-82-3
Molecular Weight 198.22
Molecular Formula: C12H10N2O

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

TECHNICAL INFORMATION

Appearance Powder
Physical State Solid
Storage Store at room temperature

SAFETY INFORMATION

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
PubChem CID 5354198
SMILES C1=CC=C(C=C1)NN=C2C=CC(=O)C=C2

Related products

Eriochrome Blue Black B

Eriochrome Blue Black B

Catalog: S10071
Buy Now
Janus Green B Certified

Janus Green B Certified

Catalog: S10102
Buy Now
Saffron C.I.

Saffron C.I.

Catalog: S10173
Buy Now
Neutral Red Certified

Neutral Red Certified

Catalog: S10126
Buy Now
Brilliant Cresyl Blue Certified

Brilliant Cresyl Blue Certified

Catalog: S10039
Buy Now
Safranine O Certified

Safranine O Certified

Catalog: S10174
Buy Now
Eriochrome Black T ACS

Eriochrome Black T ACS

Catalog: S10070
Buy Now
Eosin B Spirit Soluble

Eosin B Spirit Soluble

Catalog: S10067
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
6872 201
4265 570
9859 404
3686 782
5597 734
4349 407
9062 843
8322 136
4008 607
Recent Comments
    October 2025
    M T W T F S S
     12345
    6789101112
    13141516171819
    20212223242526
    2728293031  
    « Apr    
    Recently Viewed Products
    • Alcian Blue 8GX Certified Alcian Blue 8GX Certified
    • 1,10 Phenonthroline 0.2 % 1,10 Phenonthroline 0.2 %
    Categories
    • Scientific Articles
    October 2025
    M T W T F S S
     12345
    6789101112
    13141516171819
    20212223242526
    2728293031  
    « Apr    
    Facebook Instagram linkedin