EOSIN B
- CAS No.
- 548-24-3
- Chemical Name:
- EOSIN B
- Synonyms
- BEosi;EOSIN B;SAFROSIN;CI 45400;EOSIN BN;Eosine BA;Eosine BN;EOSIN RED;Nophalin G;Eosine BNX
- CBNumber:
- CB8309228
- Molecular Formula:
- C20H9Br2N2NaO9
- Molecular Weight:
- 604.09
- MDL Number:
- MFCD00005041
- MOL File:
- 548-24-3.mol
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 |
FDA UNII | OMS4XQD1T0 |
EPA Substance Registry System | Eosin B (548-24-3) |
EOSIN B price More Price(24)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Sigma-Aldrich | 45260 | Eosin B formicroscopy(Fl.,Hist.),adsorptionandfluorescentindicator | 548-24-3 | 100g | $432 | 2024-03-01 | Buy |
Sigma-Aldrich | 45260 | Eosin B formicroscopy(Fl.,Hist.),adsorptionandfluorescentindicator | 548-24-3 | 25g | $153 | 2023-06-20 | Buy |
Sigma-Aldrich | 45260 | Eosin B for microscopy (Fl., Hist.), adsorption and fluorescent indicator | 548-24-3 | 100g-f | $336 | 2021-12-16 | Buy |
Sigma-Aldrich | 45260 | Eosin B for microscopy (Fl., Hist.), adsorption and fluorescent indicator | 548-24-3 | 25g-f | $109 | 2021-12-16 | Buy |
TCI Chemical | E0204 | Acid Red 91 | 548-24-3 | 25g | $35 | 2024-03-01 | Buy |
EOSIN B Chemical Properties,Uses,Production
Chemical Properties
odourless green to reddish-brown solid
Uses
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.
Uses
Dyeing wool, cotton, and paper. In histology as a stain for epithelia, muscular fibers, nuclei, etc.
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 |
EOSIN B Preparation Products And Raw materials
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29880 | 58 |
Hubei Jusheng Technology Co.,Ltd. | 18871490254 | linda@hubeijusheng.com | CHINA | 28172 | 58 |
Chongqing Chemdad Co., Ltd | +86-023-6139-8061 +86-86-13650506873 | sales@chemdad.com | China | 39894 | 58 |
Shaanxi Dideu Medichem Co. Ltd | +86-29-87569266 15319487004 | 1015@dideu.com | China | 3943 | 58 |
Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418671 +8618949823763 | sales@tnjchem.com | China | 34563 | 58 |
ANHUI WITOP BIOTECH CO., LTD | +8615255079626 | eric@witopchemical.com | China | 23541 | 58 |
Wuhan Fortuna Chemical Co., Ltd | +86-027-59207850 | info@fortunachem.com | China | 5975 | 58 |
Dayang Chem (Hangzhou) Co.,Ltd. | 571-88938639 +8617705817739 | info@dycnchem.com | China | 52849 | 58 |
CD Chemical Group Limited | +8615986615575 | info@codchem.com | China | 20342 | 58 |
ZHEJIANG JIUZHOU CHEM CO., LTD | +86-0576225566889 +86-13454675544 | admin@jiuzhou-chem.com;jamie@jiuzhou-chem.com;alice@jiuzhou-chem.com | China | 12272 | 58 |
View Lastest Price from EOSIN B manufacturers
Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
---|---|---|---|---|---|---|---|---|
2024-12-13 | Eosin B
548-24-3
|
US $0.00 / KG | 1KG | 98%min | 30tons/month | WUHAN FORTUNA CHEMICAL CO., LTD | ||
2024-02-18 | Acid Red
548-24-3
|
US $350.00 / g | 1g | 98 | 500 Kg | R&D Scientific Inc. | ||
2019-07-10 | Eosine I Bluish
548-24-3
|
US $1.00 / KG | 1KG | 99% | 25kg | Career Henan Chemical Co |
- Eosin B
548-24-3
- US $0.00 / KG
- 98%min
- WUHAN FORTUNA CHEMICAL CO., LTD
- Acid Red
548-24-3
- US $350.00 / g
- 98
- R&D Scientific Inc.
- Eosine I Bluish
548-24-3
- US $1.00 / KG
- 99%
- Career Henan Chemical Co