Description

Alcian Blue 8Gx is a synthetic, cationic phthalocyanine dye widely recognized for its high affinity for acidic polysaccharides. This compound is a critical histochemical and cytochemical stain, valued for its specificity and brilliant blue coloration. It is an essential reagent for researchers and quality control laboratories in the life sciences, diagnostics, and industrial staining sectors, where precise visualization of complex carbohydrates is required.

Application

• Histological Staining: Primary stain for acid mucins, sulfated and carboxylated glycosaminoglycans (GAGs) in tissue sections.
• Cytological Analysis: Used in cytology smears and cell cultures to identify and differentiate acidic cellular components.
• Microbiological Staining: Employed for staining bacterial capsules and biofilms composed of polysaccharides.
• Electrophoresis: Can be used as a cationic counterstain or for the detection of acidic molecules in gel electrophoresis.
• Quality Control in Biologics: Applied in the analysis of heparin, hyaluronic acid, and other glycosaminoglycan-based pharmaceuticals.
• Industrial Dyeing: Used in specialized applications for dyeing paper, leather, and textiles where specific ionic interactions are desired.

Basic Information

Product Name	Alcian Blue 8Gx
CAS No.	75881-23-1
Molecular Formula	C56H68Cl4CuN16S4
Molecular Weight	1298.86 g/mol
Synonyms	Alcian Blue 8G; Ingrain Blue 1; C.I. 74240; C.I. Pigment Blue 80; Copper, [29H,31H-phthalocyaninato(2-)-N29,N30,N31,N32]-, (SP-5-12)-; Alcian Blue 8GS; Alcian Blue 8GN; C.I. 74240:1
EINECS	278-204-2

Quality Control

Every batch of Alcian Blue 8Gx is manufactured and tested under a strict quality management system. Our products undergo rigorous quality testing to ensure compliance with industry standards for histochemical use. Key parameters including identity, purity, and staining performance are verified. Certificates of Analysis (COA) detailing lot-specific results are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store at a controlled room temperature (15-25°C) in a dry environment. The product is light-sensitive and should be handled accordingly to maintain stability and performance.

Specification

Item	Specification
Appearance	Dark blue to greenish-blue powder
Identification (IR)	Conforms to structure
Assay (Dye Content)	≥ 95.0%
Solubility (1% in Water)	Complete, clear blue solution
Loss on Drying	≤ 5.0%
Ash Content	≤ 1.0%
Staining Performance	Conforms to reference standard

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.