Alcian Blue 8GX
Alcian Blue 8GX (CAS: 33864-99-2) is a cationic triphenylmethane dye with the empirical formula C56H68Cl4CuN16S4 and a molecular weight of 1298.86 g/mol. This blue powder functions as a vital heteroglycan stain. Its primary application lies in the histochemical identification and visualisation of neutral, sulfated, and phosphated mucopolysaccharides and glycosaminoglycans within biological tissues, particularly in the study of cartilage and extracellular matrices.
- IUPAC
- Alcian Blue,Ingrain Blue 1

Histochemical Staining
Alcian Blue 8GX is employed as a specific stain for identifying and visualising acidic mucopolysaccharides and glycosaminoglycans in tissue samples. It is particularly effective for demonstrating components like cartilage matrix and other extracellular materials.
Cell Biology Research
This dye is utilised in cell biology laboratories to detect and differentiate various types of polysaccharides, aiding in the study of cellular structure and function. Its ability to stain specific components makes it valuable for understanding tissue organisation.
Diagnostic Histology
In histological applications, Alcian Blue 8GX assists in the routine examination of tissue sections. It helps pathologists and researchers to identify abnormalities or normal distributions of sulfated and non-sulfated mucins, which can be indicative of disease states.
| Molecular weight | 1298.86 |
|---|---|
| Empirical formula | C56H68Cl4CuN16S4 |
| Form | powder |
| Application | Alcian Blue 8GX is used as a heteroglycan stain for neutral, sulfated and phosphated mucopolysaccharides and glycosaminoglycans in tissues such as cartilage and extracellular matrices. |
| Composition | Dye content, 45-65% |
| 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 | 74240 |
|---|
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 Alcian Blue 8GX used for?
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Alcian Blue 8GX is used as a heteroglycan stain to visualise neutral, sulfated, and phosphated mucopolysaccharides and glycosaminoglycans in tissues such as cartilage and extracellular matrices.
What is the CAS number and formula for Alcian Blue 8GX?
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The CAS number for Alcian Blue 8GX is 33864-99-2 and its empirical formula is C56H68Cl4CuN16S4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Alcian Blue 8GX with a dye content of 45-65%. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling considerations for Alcian Blue 8GX?
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Alcian Blue 8GX has a WGK rating of 3 in Germany, indicating a high hazard to water. Appropriate personal protective equipment, including eyeshields and gloves, should be worn when handling this substance. A type N95 (US) or type P1 (EN143) respirator filter is recommended.
How is Alcian Blue 8GX packed and shipped?
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Alcian Blue 8GX is available as a powder. TSS offers global supply and export services, ensuring appropriate packaging for safe transit.
How can I request a sample or quote for Alcian Blue 8GX?
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To request a sample or a quotation for Alcian Blue 8GX, please contact our sales team through the website or by phone.
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