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Solvent Blue 38(CAS#1328-51-4)

Chemical Property:

Molecular Formula C32H12CuN8Na2O6S2
Molar Mass 778.15
Melting Point ca 235℃
Water Solubility Soluble in water (partly), and methanol (1 mg/ml).
Solubility DMSO (Slightly), Methanol (Slightly)
Appearance Powder
Color Blue
Exposure Limit ACGIH: TWA 1 mg/m3NIOSH: IDLH 100 mg/m3; TWA 1 mg/m3
Storage Condition Amber Vial, -20°C Freezer, Under inert atmosphere

Product Detail

Product Tags

Safety Description S22 – Do not breathe dust.
S24/25 – Avoid contact with skin and eyes.
WGK Germany 3
HS Code 32041900

 

Introduction

Solvent Blue 38, also known as Brilliant Blue 2B, is an organic synthetic dye with the chemical name methylene blue. The following is a description of its nature, use, preparation and safety information:

 

Nature:

Solvent Blue 38 is a shiny dark blue powder that dissolves in water to appear blue. It is a cationic dye with good solubility and stability. It is generally not stable in acidic solutions, but is stable under alkaline conditions.

 

Use:

Solvent Blue 38 can be used as a pigment for textile dyes, ink dyes, paint dyes, and plastic dyes. It can also be used to dye materials such as glass, leather, paper and wood.

 

Preparation Method:

There are many preparation methods for Solvent Blue 38. The most common method is to react with the dye reducing agent sodium bisulfite through the reaction of methylene blue to generate Solvent Blue 38.

 

Safety Information:

Solvent Blue 38 has no obvious toxicity to human body, but intake and inhalation should be avoided. Wear protective glasses and gloves during operation to avoid contact with skin and eyes. If splashed into eyes or skin, rinse immediately with plenty of water and seek medical attention.

 


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