Basic Blue 57 CAS 12221-31-7 as Dye Intermediate

• Customization: Available
• Type: Synthesis Material Intermediates
• Appearance: Powder
• Model NO.: QMAX25148
• Quality: Industrial
• CAS No.: 12221-31-7
• Formula: No
• Einecs: No
• Colour: Deep Blue Microcrystalline Powder
• Melting Point: No
• Boiling Point: No
• Refractive Index: 1.2263
• Form: Solid
• Abbreviation: Basic Blue 57
• Synonym1: Nile Blue a
• Synonym2: Nile Blue Sulphate
• Usage Field: Dye Intermediate
• Package: 25kg/Drum
• Package Type: Drum
• Molecular Weight: 285.3
• Storage: Room Temperature
• Brand: Qinmu
• Certificate: ISO 9001
• Kind: Intermediates (Developers)
• Transport Package: 25kg/Drum
• Specification: 99%
• Trademark: QINMU
• Origin: China
• HS Code: 2921519090
• Production Capacity: 600mt/Month

Product Description

Product Description

Basic Information for Basic Blue 57 CAS 12221-31-7 :

Item	Specifications
Appearance	Deep blue crystalline powder
Purity	99% Min
Moisture	0.5% Max
Ash	0.5% Max
Iron	50PPM Max

1. Common & Commercial Names
Basic Blue 57
C.I. 52025
Nile Blue A
Nile Blue Sulphate

2. Chemical Class & Structural Type
Class: Oxazine cationic (basic) dye
Structural Type: Benzo[a]phenoxazine derivative

3. Chemical Abstracts Service (CAS) Registry Number
3625-57-8 (typically refers to the sulfate or hydrochloride salt)

• Product Parameters

  
  

  Primary Intrduction of Basic Blue 57 CAS 12221-31-7:

   

  Biological & Histological Staining (Core Use):

  • Lipid Staining: Classic stain for neutral lipids (stains blue).

  • Cytology & Histology: Used for staining nuclei, Nissl bodies, and in composite stains.

  • Fluorescence Microscopy: Utilized for live-cell and tissue imaging based on its red fluorescence upon binding.

  Industrial Colorant:

  • Paper Coloring: Formerly used for dyeing paper.

  • Specialty Inks: Used in certain ink formulations.

  • Other Substrates: Has been used on silk, leather, and straw.

  Indicator & Tracer:

  • Redox Indicator: Used in analytical chemistry.

  • Tracer Dye: For hydrological studies and leak detection due to its high visibility and water solubility.

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