Description

Alcian Yellow is a synthetic cationic dye belonging to the phthalocyanine class, widely recognized for its specific staining properties in biological and industrial applications. Its core value lies in its ability to selectively bind to and visualize acidic mucopolysaccharides and glycoproteins, providing critical contrast in complex matrices. This product is essential for professionals in histology, cytology, and material science who require precise and reliable staining agents for diagnostic and analytical purposes.

Application

• Histopathological Staining: Used in combination with other dyes like Alcian Blue for the differential staining of acidic mucins in tissue sections, aiding in the diagnosis of various conditions.
• Cytological Analysis: Employed in smear preparations to highlight specific carbohydrate-rich structures within cells for microscopic examination.
• Biomedical Research: A vital tool in life science laboratories for studying glycoprotein distribution and composition in cell and tissue models.
• Quality Control in Pharmaceutical Manufacturing: Can be utilized as a tracer or marker in certain bioprocessing and filter integrity testing applications.
• Industrial Material Testing: Applied in the characterization of surface charges and the detection of specific functional groups on synthetic polymers and fibers.
• Educational Kits: A key component in prepared staining kits for academic institutions teaching histological techniques.

Basic Information

Product Name	Alcian Yellow
CAS No.	61968-76-1
Molecular Formula	C32H28Cl2N6O6S2
Molecular Weight	719.64 g/mol
Synonyms	Alcian Yellow GXS; C.I. 12895; C.I. Ingrain Yellow 7; Phthalocyanine Yellow GX; Ingrain Yellow 7; Direct Yellow 96; Alcian Yellow GX; [Phthalocyaninato(2-)]copper, tris(N,N-dimethyl-3-ammoniopropyl)ammonium derivative, dichloride
EINECS	Contact for details

Quality Control

Every batch of Alcian Yellow is manufactured and tested under a stringent quality management system. We ensure the product meets high-purity standards suitable for diagnostic and research applications, with identity and strength verified against established reference standards. A comprehensive Certificate of Analysis (COA) detailing purity, absorbance, and performance in standard staining protocols is provided with each shipment to guarantee batch-to-batch consistency and reliability.

Storage

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

Specification

Item	Specification
Appearance	Yellow to greenish-yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Absorbance (λ max)	Conforms to reference
Loss on Drying	≤ 5.0 %
Solubility	Soluble in water, slightly soluble in ethanol
Staining Performance	Meets biological staining reference standard

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