Contact us: +91 9550333722 040 - 40102781
Structured search
India
Choose your country
Different countries will display different contents
Try our best to find the right business for you.
My chemicalbook

Welcome back!

HomeProduct name listEOSIN B

EOSIN B

Synonym(s):Dibromodinitrofluorescein sodium;Eosin B (bluish) (C.I.45400)

  • CAS NO.:548-24-3
  • Empirical Formula: C20H9Br2N2NaO9
  • Molecular Weight: 604.09
  • MDL number: MFCD00005041
  • EINECS: 208-943-1
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-02-18 22:21:08
EOSIN B Structural

What is EOSIN B?

Chemical properties

odourless green to reddish-brown solid

The Uses of EOSIN B

Eosin B sodium salt is a cell and tissue stain. Eosin B sodium salt is used as a counter stain for collagen, as a tissue stain for cell granules, nuclei, and microorganisms when coupled with Azure A (sc-203729), and as a stain for cell differentiation of the anterior pituitary.

The Uses of EOSIN B

Dyeing wool, cotton, and paper. In histology as a stain for epithelia, muscular fibers, nuclei, etc.

What are the applications of Application

Eosin B sodium salt is a cell and tissue stain

Definition

ChEBI: An organic sodium salt which is the disodium salt of eosin b diphenol.

Preparation

will 4′,5′-Dibromofluorescein?(C.I. Acid Orange 11, C.I. 45370) nitrification, and translated into sodium salt or ammonium salt.

storage

Room temperature

Purification Methods

Free it from inorganic halides by repeated crystallisation from butan-1-ol. [Beilstein 19/6 V 469.]

Properties and Applications

colourful red blue light.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 3 3 3 3 3

Properties of EOSIN B

Melting point: 275 °C (dec.)(lit.)
storage temp.  Store at +5°C to +30°C.
solubility  spirit: soluble
Colour Index  45400
form  Solid
color  Very dark purple-red to dark brown
PH 6.2 (10g/l, H2O, 25℃)
Water Solubility  Soluble in water (390 g/L at 20°C), and ethanol.
λmax 514 nm, 395 nm
Merck  14,3602
BRN  4121964
Stability: Stable. Incompatible with strong oxidizing agents.
Biological Applications Antimalarial agent; protein assay; detecting enzyme activity; treating cancer,malaria,diabetes,a variety of conditions affecting skin,mouth,digestive tract,urinary tract,reproductive tract,respiratory tract,circulatory sys
EPA Substance Registry System Eosin B (548-24-3)

Safety information for EOSIN B

Computed Descriptors for EOSIN B

Abamectin manufacturer

JSK Chemicals

1Y
Phone:+919879767970
Whatsapp: +91 9879767970
product: 548-24-3 99%
Inquiry

Esjay Chemicals

1Y
Phone:+919820452929
Whatsapp: +91 9820452929
product: Eosin Blue 90%
Inquiry

GSP Dyes and Chemicals Pvt.Ltd

1Y
Phone:+91-2228144802
product: Acid red 91 548-24-3 98%
Inquiry

Anubhav Business Corporation

1Y
Phone:+91-2228014999
product: 548-24-3 Acid red 91 98%
Inquiry

Pallav Chemicals And Solvents Pvt Ltd

1Y
Phone:+91-9136093115
Whatsapp: +91- 9136093115
product: 548-24-3 99%
Inquiry

ARRAKIS INDUSTRIES LLP

1Y
Phone:+91-7499586750
Whatsapp: +91- 7499586750
product: 548-24-3 99%
Inquiry

Anand Agencies

Maharashtra
Phone:91-9075014125
Whatsapp: 91-9075014125
product: Acid red 91
Inquiry

Labkemical

Haryana
product: Acid red 91
Inquiry

THOMAS BAKER (CHEMICALS) PVT. LTD.

Beijing
product: Acid red 91
Inquiry

Related products of tetrahydrofuran

You may like

Statement: All products displayed on this website are only used for non medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.