Plasmocorinth B
Plasmocorinth B (CAS 1058-92-0) is a disodium salt of a sulfonated naphthalene derivative with the molecular formula C16H9ClN2Na2O9S2. This dye, also known as Mordant Blue 13, is primarily utilized in cell biology and histology for its staining properties. Its distinct absorption maximum at 527 nm makes it valuable for microscopic visualization in various biological research applications.
- IUPAC
- 3-(5-Chloro-2-hydroxyphenylazo)-4,5-dihydroxynaphthalene-2,7-disulfonic acid disodium salt,Calcium fast purple,Michrome No. 452,Mordant Blue 13
- Synonyms
- Calcium fast purpleMichrome No. 452Mordant Blue 13

Histological Staining
Plasmocorinth B is employed as a stain in histological preparations, aiding in the visualization of cellular structures. Its properties make it suitable for differential staining techniques within the field of histology.
Cell Biology Research
In cell biology, this compound serves as a vital reagent for staining cells and tissues. It helps researchers to observe and analyze cellular morphology and components under microscopy.
Dye Applications
As a member of the stains and dyes category, Plasmocorinth B functions as a colourant in various laboratory and research settings. Its specific Colour Index Number is 16680.
| Molecular weight | 518.81 |
|---|---|
| Empirical formula | C16H9ClN2Na2O9S2 |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Colour Index Number | 16680 |
|---|---|
| Absorption | λmax 527 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 Plasmocorinth B used for?
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Plasmocorinth B is used in cell biology and histology as a stain for microscopic visualization of cellular structures.
What is the CAS number and chemical formula for Plasmocorinth B?
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The CAS number for Plasmocorinth B is 1058-92-0, and its chemical formula is C16H9ClN2Na2O9S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Plasmocorinth B typically as a research or technical grade chemical. We do not represent it as USP, BP, EP, or pharmacopoeia grade unless explicitly stated otherwise on the product's Certificate of Analysis.
What are the safety and handling precautions for Plasmocorinth B?
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Plasmocorinth B requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used. The substance is classified with WGK Germany 3, indicating a high hazard to water.
How is Plasmocorinth B shipped or exported?
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Tech Serve Solutions reliably exports chemicals globally, adhering to all relevant shipping and export regulations. Specific packaging details are available upon request.
How can I request a sample or quote for Plasmocorinth B?
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To request a sample or a quote for Plasmocorinth B, please contact our sales department directly through the website or by phone.
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