Disodium 4,4′-bis(2-sulfostyryl)biphenyl
27344-41-8

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Disodium 4,4'-bis(2-sulfostyryl)biphenyl paramete


CAS No.:27344-41-8
MF:C28H20Na2O6S2
Place of Origin:Shandong, China
Usage:Paper Dyestuffs, Plastic Dyestuffs, Textile Dyestuffs
Model Number:L-CAS27344-41-8
CAS:27344-41-8
Extinction coefficient by 1%:1105-1181
Density:1.414
The extinction value:0.829-0.885
COA:Available
Other Names:CBS-X (FBA351)
EINECS No.:248-421-0
Type:Basic Dye
Brand Name:Lookchemical
Product name:Fluorescent Brightener 351
Appearance:Yellow or green powder
Melting point:>300°C (dec.)
Maximum absorption wavelength:348 1nm
Application:Used for detergent, printing and dyeing, papermaking .etc

Specification


 
Item
Specification
Purity
Min. 99%
E (1% /cm) Value
1105-1181
Appearance
yellow to green crystalline powder
Solubility in water
25℃
70℃
95℃
max in ultra-violet range
348-350nm

Application


1.Suitable for whitening cotton, polyester-cotton blended fabrics and cotton blended fabrics in one bath

2.Widely used in detergent, bleaching and dyeing, papermaking, dyestuff and other industries

3.It is mainly used for whitening of synthetic detergents, soaps and soaps, but also for whitening of cotton, linen, polyamide, wool and paper. Suitable for whitening cotton, polyester-cotton blended fabrics and cotton blended fabrics in one bath; Widely used in detergent, bleaching and dyeing, papermaking, dyestuff and other industries

Product service


1. Certificate Of Analysis (COA)

2. Material Safety Data Sheet (MSDS)

3. Route of synthesis (ROS)

4. Method of Aanlysis (MOA)

5. Nuclear Magnetic Resonance (NMR)

6. Packing pictures and loading video before loading

7. Free Sample

8. Factory audit

Service


Pre-Sales Service


* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

After-Sales Service


*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.

FAQ

Q1: Do you accept sample order?
A:  We will make samples before mass production, and after sample approved, we'll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
Q2:  What is our advantage?
A : The series of natural extracted product are all self-developed, produced and tested. Mature production technology, strict cost control, and perfect quality assurance system, ensure the product stability and competitive price.
Q3: What’s your MOQ?
A :  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q4: Do you supply product report?
A : Yes. We'll give you product analysis report before shipping.
 Q5: Is there a discount?
A :  Different quantity has different discount.
Q6: Can we visit your factory?
A :  Yes. Welcome to visit.
Q7: How to confirm the Product Quality before placing orders?
A :  You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

Warning

Signal :Danger

H318 (23.06%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

H319 (77.1%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

Shipping

1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.


Packing

1g-1KG/foil bag 25KG/drum or bag or as customer's requirement

Packing can be conducted according to customers' requirements.


Delivery detail

   [Delivery] 5 working days after payment.

Disodium 4,4'-bis(2-sulfostyryl)biphenyl picture

Packaging and shipping

Honor Certificate

Professional team