Send Inquiry

Request To Call Back

Erythrosine B

Price 4067 INR/ Gram

Get a Price/Quote

MOQ : 100 Grams

Erythrosine B Specification

Size
Available in 25g, 100g, 500g, 1kg packs

Ph Level
5.5-7.5 (1% solution in water)

Molecular Formula
C20H6I4Na2O5

Shelf Life
Minimum 2 years if stored in proper conditions

Physical State
Powder

Packaging Type
Plastic Bottle, HDPE Container

Usage
For laboratory and research purposes

Molecular Weight
879.86 g/mol

Purity
98%

Boiling point
Not Applicable (decomposes)

Storage Instructions
Store in tightly closed container, in a cool, dry, well-ventilated area, away from light.

Melting Point
~270 C (decomposes)

CAS No
16423-68-0

Grade
Laboratory Grade

Type
Synthetic Dye

Application
Biological Stain, Laboratory Use, Food Coloring

Appearance
Dark coloured powder red

Purity(%)
98%

Stability
Stable under normal laboratory conditions

Colour Index Number
C.I. 45430

Odor
Odorless

Impurities
2%

pKa Value
4.4

Solubility
Soluble in water, slightly soluble in ethanol

Hazard Class
Not classified as hazardous

Chemical Family
Xanthene Dye

HS Code
32041290

Lightfastness
Moderate

Erythrosine B Trade Information

Minimum Order Quantity
100 Grams

Supply Ability
50000 Grams Per Week

Delivery Time
4-5 Days

Sample Available
Yes

Sample Policy
Sample costs shipping and taxes has to be paid by the buyer

Packaging Details
500GM, 1KG, 2.5KG, 5KG, 25KG, 50 KG export worthy Packing

Main Export Market(s)
Australia, Eastern Europe, Middle East, Western Europe, Africa, Central America, South America, Asia, North America

Main Domestic Market
All India

Certifications
ISO 9001:2008, GMP

About Erythrosine B

CERTIFICATE OF ANALYSIS :-

Name Of Item : ERYTHROSINE B
Synonyms : Tetraiodofluorescein disodium salt
C.I. No. : 45430
Formula : C20H6I4Na2O5
M.W. : 879.84
Batch No. : E0062
CAS NO. : 16423-68-0
Cat. No. : AL2012 00100
EC Number : 240-046-0
MDL Number : MFCD00005044
PubChem Substance ID : 24851985
Composition : Dye content
Bulk Density : 470 kg/m3
Solubility : Spirit soluble
Absorption : 533 nm max
MP : 303 deg C
FP : 285 deg C
pH : 6 to 7
Appearance : Dark red coloured powder
Loss on drying : Max 10.0%

Results : The above product complies with LR grade

Synthetic Dye for Precision Applications

Erythrosine B represents a reliable laboratory-grade dye, ideally suited for biological staining, microscopy, and select food coloring applications. Its high solubility in water ensures even, reproducible results, while its moderate lightfastness maintains color stability for analytical tasks. The product's impurity threshold below 2% guarantees consistent performance across research and industrial contexts.

Safe Handling and Storage Advantages

This pigment is classified as non-hazardous, simplifying workflows and minimizing lab risk. Erythrosine B maintains stability over time, provided it is stored in tightly closed, light-protective containers within cool, ventilated areas. With proper storage, the shelf life extends to a minimum of two years, supporting long-term usability and minimizing waste.

FAQ's of Erythrosine B:

Q: How should Erythrosine B be stored to maintain its quality?

A: Erythrosine B should be stored in a tightly closed container, protected from light, in a cool, dry, and well-ventilated area. Following these instructions helps preserve its stability and ensures a shelf life of at least two years.

Q: What are the common applications of Erythrosine B in the laboratory?

A: Erythrosine B is widely used as a biological stain in microscopy, tissue sample marking, and for analytical purposes. It is also utilized as a food coloring agent in research and testing environments.

Q: When is Erythrosine B most effectively used in research workflows?

A: Its efficacy is highest when water-soluble staining is required, especially for contrasting in biological samples or when a consistent, vivid red color is needed in research protocols.

Q: Where does Erythrosine B show optimal solubility?

A: Erythrosine B is highly soluble in water, allowing for straightforward preparation of staining solutions. It exhibits only slight solubility in ethanol and should not be used in solvents incompatible with its stability profile.

Q: What are the benefits of using laboratory-grade Erythrosine B over other grades?

A: Laboratory-grade Erythrosine B offers high purity (98%) and low impurities (2%), ensuring precise and reproducible results in scientific applications. This makes it suitable for sensitive analytical processes where dye consistency is crucial.

Q: How is Erythrosine B typically supplied and packaged for laboratory use?

A: The product comes in powder form, packaged in plastic bottles or HDPE containers, available in 25g, 100g, 500g, and 1kg sizes to suit varying laboratory needs.

Q: What precautions should be taken while handling Erythrosine B?

A: Although not classified as hazardous, it is advisable to use appropriate personal protective equipment and avoid inhalation or ingestion. Always handle it within well-ventilated areas, adhering to good laboratory practices.

Tell us about your requirement