CAS NO: 9084-06-4
Molecular Formula: C21H14Na2O6S2
Molecular Weight: 472.4418
Specification: Methylnaphthalene sulfonate formaldehyde condensate
Packing: 25KG Woven bag with plastic liner
Product description:
1、Property
   Appearance: Dark brown powder
   Compose: Methylnaphthalene sulfonate formaldehyde condensate
   Ion type: Negative ion
   Solubility: Easy dissolve in water
2、Performance and use
This product is brown to deep brown powder, it is soluble in water, acid, alkali and hard water, has a good diffusivity
capability. The trait are have a good grinding effect, high pigmentation power, high dispersion force and excellent
thermal stability and so on. Mainly used for vat dyes, disperse dyes, reactive dyes as dispersing agent. The product
can be carried out with various types of dispersing agent mixtures, to adapt to all kinds of disperse dyes
commercialization requirements. can also be used for textile printing and dyeing, pesticides, architecture, ceramics,
rubber, paper, oil drilling, carbon black, water treatment and other industries as dispersing agent.

Chemical Properties
Pale Yellow Solid
 

Usage
Fluorescent (optical) brighteners are known for their characteristics of protecting baculoviruses against deactivation by UV light and enhancing the activity of these agents as microbial insecticides on hosts and semipermissive hosts. Fluorescent brighteners improve the bioinsecticidal activity of Anticarsia gemmatalis nucleopolyhedrovirus. 

CAS Registry Number:12768-92-2/12676-25-4
Manufacturing Methods :
Properties and Applications:brilliant blue purple. Soluble in water. In neutral or alkaline dyeing bath dyed cotton with the staining, especially suitable for peroxide bleaching solution in use; Also used to discharge. Can be used for cotton, wool, silk, nylon as well.

Dyeing & Printing Auxiliaries are formulated and integrated solutions for meeting the demands for fabric dyeing and printing applications. The products are specially developed for meeting the specific dyeing requirements of complete range of fibers including wool, silk, polyamide, polyesters and other cellulose substrates.

Dyeing & Printing Auxiliaries Features:
Assist in trouble-free dyeing process in variety of textile processes and applications
Dyes used are specific for particular substrate and come classified in regard to their substantively, chemical constitution, fiber type and application method
Offering substantively to fiber types in exhaust dyeing process
Comes with suitable binder support
For delivering best end results, we closely follow the criteria involving:
Providing solutions that deliver optimum levelness and depth/shade of dyeing
Properties of dyes involving its solubility/dispersing capabilities
Superior fastness properties
Applications:
Can handle broad range of printing styles including dyed, discharge, direct and resist
Suitable for processes involving roller printing, screen printing, block printing, spray printing and foam printing
Suitable for different types of printing including Reactive, Disperse, Pigment, Vat, Rapid, Naphthol/Base

C.I. NO.: Fluorescent brightener 184
CAS NO.:7128-64-5
EC NO.:230-426-4
Molecular formula: C26H26N2O2S
Molecular weight: 430
Properties: The product is a bright yellow-green crystal powder. Its melting point is 196-203°C,Decomposition temperature is larger than 220°C.It is insoluble in water,dissolved in paraffin fat ,miner oil, wax and common organic solvents.The hue of the fluorescent light is blue light.The maximum wavelength of   absorptive light is 375 nm(ethyl alcohol).
Technical conditions:
Appearance: bright yellow-green crystal power.
Chromatic light: Bright-colored blue fluorescent light (similar to the standard product)
Melting point: 196-203°C
Content of solid: ≥99.5%
Fineness : through 100 meshes
Use: It is mainly used in brightening of thermoplastic plastics,PVC, PE, PP, PS, ABS, SAN, CA, PA, PMMA, acrylic resin ,polyester fibre, paint, coating,and printing ink .
Package:
It is packed in double corrugated carton lined with plastic bag.The net weight of each box is10 kg .Or packaged according to the requirement of the user.

Molecular Formula:C40H38N12Na6O18S6
Molecular Weight: 1305.13
CAS Registry Number:83512-97-4
Manufacturing Methods :
Properties and Applications:blue light purple. Soluble in water, insoluble in most organic solvents. Used for detergent.

Name:C.I.Sulphur Brown 1,C.I.53000
Molecular Structure:
CAS Registry Number:1326-37-0
Properties and Applications:  brown light olive to yellow brown. Dark brown powder. Soluble in water for green black or brown, long time after boiling insoluble. In concentrated sulfuric acid for brown, there are hydrogen sulfide gas evolution, dilution after brown precipitation; In the Sodium hydroxide solution for the green.

Appearance: yellowish green crystals powder
Purity: 99.0% min

Solubility: insoluble in water, but soluble in organic solvents

Usage: A good whitening agent for polyester fiber, and also have a good effect for polyester with blend fiber etc.

Formula: C28H18N2O2
Molecular Weight: 414.4
C.I. Number: 393
Appearance: greenish yellow powder
Melting Point: 359°C
Purity: ≥98.0%
Application: mainly be used in whitening of polyester and plastic, as well in whitening of Nylon during polymerization.
Packing: 25kg per fiber drum