Uniblue A sodium salt
Uniblue A sodium salt (CAS: 14541-90-3), with the empirical formula C22H15N2NaO7S2 and a molecular weight of 506.48 g/mol, is a reactive stain specifically utilised for the detection and visualisation of proteins in biological samples. Its characteristic absorption maximum at 596 nm allows for effective spectral analysis. This compound is a valuable reagent in cell biology, hematology, and histology laboratories for staining procedures.
- IUPAC
- Acid Blue 215

Protein Staining
Uniblue A sodium salt functions as a reactive stain, enabling the specific detection and visual differentiation of proteins in various biological preparations. Its spectral properties aid in accurate identification.
Cell Biology Research
This stain is employed in cell biology studies to visualise protein structures and distributions within cells, contributing to a deeper understanding of cellular processes and functions.
Hematology and Histology
In hematology and histology, Uniblue A sodium salt serves as a vital staining reagent for examining cellular components and tissue architecture, aiding in diagnostic and research applications.
| Molecular weight | 506.48 |
|---|---|
| Empirical formula | C22H15N2NaO7S2 |
| Application | Reactive stain for proteins |
| Melting point | >300 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Absorption | λmax 596 nm |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Uniblue A sodium salt primarily used for?
+
Uniblue A sodium salt is primarily used as a reactive stain for proteins in applications such as cell biology, hematology, and histology.
What are the CAS number and chemical formula for Uniblue A sodium salt?
+
The CAS number for Uniblue A sodium salt is 14541-90-3, and its empirical formula is C22H15N2NaO7S2.
What grade and purity does Tech Serve Solutions supply for Uniblue A sodium salt?
+
Tech Serve Solutions supplies Uniblue A sodium salt. The specific grade and purity should be confirmed with our sales team, as we do not represent this product as USP, BP, or EP grade unless explicitly stated.
How should Uniblue A sodium salt be handled safely?
+
Uniblue A sodium salt is classified as harmful if swallowed (H302). When handling, ensure adequate ventilation and use appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, and gloves. Refer to the Safety Data Sheet for detailed handling instructions.
How is Uniblue A sodium salt packed and shipped?
+
Uniblue A sodium salt is carefully packed to ensure stability during transit and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a sample or quote for Uniblue A sodium salt?
+
To request a sample or a quotation for Uniblue A sodium salt, please contact our sales department through the website or via direct inquiry, providing your contact details and desired quantity.
▶ Related products

(−)-Curcumol
C15H24O2
Cell Biology
(±) Clopidogrel hydrogensulfate
Cell Biology

(±)-L-Alliin
C6H11NO3S
Cell Biology
(±)-2-Amino-4-phosphonobutyric acid
C4H10NO5P
Cell Biology
(±)-2-Methylarachidonoyl-2′-fluoroethylamide
C23H38NOF
Cell Biology
(±)-3,4-Methylenedioxy-N-ethylamphetamine hydrochloride
Cell Biology

(±)-3,4-Methylenedioxyamphetamine hydrochloride
Cell Biology

(±)-3,4-Methylenedioxymethamphetamine hydrochloride
Cell Biology
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis