Direct Green PLS is a powdered, water-soluble dye primarily used for dyeing protein and cellulosic fibers in the textile and paper industries. It provides a vibrant green shade with good light and wash fastness, is easy to use with a neutral or slightly alkaline dye bath, and is economical as it does not require a mordant. It is typically composed of complex sulfonic acid salts belonging to non-metalized AZO structures.
Basic details of Direct Green PLS
|
Chemical Name |
Direct Green 78 |
|
Molecular Formula |
C32H23N9Na2O7S2 |
|
CAS Number |
8003-79-0 |
|
Molecular Weight |
755.69 g/mol |
|
Appearance |
Green Powder |
|
Solubility |
Soluble in water |
Applications
Textile dyeing: It is widely used for dyeing cellulosic fibers like cotton and viscose due to its water solubility and direct application.
Paper coloring: It is used to color paper products.
Leather dyeing: It can be used to color leather goods.
Properties
Light fastness: 2-3
Washing fastness: 3
Rubbing fastness: Good
Prespiration fastness: 3
Handling
Direct Green PLS is safe and easy to use, typically available in a powder form that dissolves efficiently. It is an odorless and non-poisonous substance, simplifying standard industrial handling procedures. Standard safety practices for handling industrial powders should be followed, such as using appropriate personal protective equipment to avoid inhalation or skin contact.
Storage
o Location: Store in a cool, dry place.
o Environment: Keep away from direct sunlight and moisture to prevent degradation.
PACKAGING
Common packaging sizes include 25 kg and 50 kg HDPE Bags// HDPE Drums //Corrugated Boxes
Custom Packaging: Many suppliers offer custom packaging to suit different client requirements.
Price: