 Home > Catalyst and Auxiliary > Fluorescent Brightener > Tinopal CBS for Sale > Fluorescent Whitening Agent CBS-X Fluorescent Brightener Agent CF-351 Optical Brightener CAS 27344-41-8

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Fluorescent Whitening Agent CBS-X Fluorescent Brightener Agent CF-351 Optical Brightener CAS 27344-41-8

Name: Fluorescent Whitening Agent CBS-X Fluorescent Brightener Agent CF-351 Optical Brightener CAS 27344-41-8
Brand: First Chems Co., LTD
SKU: pr2502191273
Price: 250 USD
Availability: InStock

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CAS No.:

27344-41-8

Grade:

Industrial Grade

Content:

98%

Port:

QingDao

Brand:

First Chems Co., LTD

Packaging:

10.0 kg/box

Sample Available:

Yes

Price valid (until):

2026-02-01

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First Chems Co., LTD

Company Type:

Trader

Location:

China

Payment Terms:

TT against copy of documents,L/C,TT against B/L draft before shipment,100% TT in advance

Average Lead Time:

15 days

Qualification:

Main Products:

Titanium dioxide,npk,pvc,sles,labsa,mdi

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Product Details
Seller Information
Inquiry History

Description

Fluorescent Whitening Agent CBS-X Fluorescent Brightener Agent CF-351 Optical Brightener CAS 27344-41-8

Appearance: yellow or yellowish green powder or granular.

Solubility: soluble in water.

Characteristic:
1. CBS-X is a disulfonic distyrylbiphenyl compound, has better brighten intensity on cotton cloth as much as 2.7 times as bis(triazinylamino) stilbene derivatives, and has good optical blue color monitor, dissolve and disperse properties.
2. CBS-X has good dispersing ability when dissolving, and stable in the solution of sodium hypochlorite, so it's compatible with detergent with bleaching agent.
3. CBS-X is environmental friendly, considering the small dosage in the detergent system, the residue on fabrics is very limited, and it can be light degraded and biodegraded easily. Different tests proved that CBS-X will not accumulated in fishes' organs.
4. CBS-X is non-toxic and no harm to human, and no irritation to skins either.

Main indexes:

Index	Standard
Smell	Odorless
Max UV absorption Spectrum by nm	348 - 350
Extinction value	0.829 - 0.885
1% extinction index (E index)	1105 - 1181
Moisture by wt %	5.0 max

Detailed Photos

Shop Fluorescent Whitening Agent CBS-X Fluorescent Brightener Agent CF-351 Optical Brightener CAS 27344-41-8-Detailed Image 1

Shop Fluorescent Whitening Agent CBS-X Fluorescent Brightener Agent CF-351 Optical Brightener CAS 27344-41-8-Detailed Image 2

Application

1. Normal detergent powder.
2. Concentrated detergent powder.
3. Liquid detergent.
4. Soap.
5. Softener.
6. Washing syrup and etc.

Suggested dosage in detergent industry:

Products	Dosage by %
Normal detergent powder	0.005~0.03
Concentrated detergent powder	0.01~0.05
Liquid detergent	0.02~0.06
Soap	0.01~0.05
Softener	0.01~0.05
Washing syrup	0.005~0.02

Important Notice

1. There are more than 5000 brighteners on the world market, they are actually different brand names and numbers from different producers/ distributors for less than 400 chemical compounds. On China's market, the main names/ types are: BBU, CXT, BA-L, BA, APC, DMS(AMS), MST, 210, VBL, BBU, DT, VBU, BA, BC, DMS, FB-351, CBS-L, BA-L, 31#, CBW, 5BM, OB-1, APC, VBL, CXT, BBC, BST, BC-100, ER, ERI, BBU, CBS-L, PS(PF), OB, KB, OB-1, KCB, KSN, DBH-1, APH, APB-L, ER, KCB, KSN, PF, NFW, HPE and etc.
2. CBS-X has better performance when applicating together with optical brightener DMS.
3. We normally list 24 months as the shelf life in our COA, the real shelf life can be slightly longer than 24 months if it's stocked in good condition (bags are sealed enough, away from direct sun-light, moisture and other incompatible chemical materials), but it's still suggested to avoid long time storage.

Company profile

We have many years of professional experiences and a professional team of scientists and advanced equipments. Nowadays we formed a large varieties large scale, complete categories and high technology content product chain. Our quality system has been accredited by SGS and our quality center guarantees quality with full documentation control and complete facilities

Based on the good quality, pretty competitive price and safe delivery our products are widely exported to many different countries, like Netherlands, Spain, UK, USA and so on. And our products are highly recognized by customers around the world, so we can build long-term cooperative relationship with many pharmaceutical enterprises in the world. We upload the principles of openness and transparency and dedicated to provide efficient and high quality services to every customer. We are sincerely looking forward to establishing a long-term stable and win-win business relationship with every customer.

Packing and Shipping

Shop Wholesale Detergent Grade 151-21-3 SLS Dodecyl Sulfate Sodium Salt-Detailed Image 5

FAQ

Q: How to order this product?

A: You can click "contact now" , and send us a inquiry, leave your number if possible, we will contact with you as soon as possible, then we can talk order details.

Q: How long can I receive my ordered goods?

A: We ship by express door to door; you can receive it in 7-10 days.

Q: What liquid should I add into the vial? And how much liquid needed?

A: You can add sterile water or saline, 1 vial add 1ml liquid is ok.

Q: Will I have any side effects after using peptide?

A: If you just begin to use, it is better to follow doctor's prescription. And if there is no allergy or any uncomfortable symptom, you can continue to use but take it in a suitable dosage. A few people will have slight allergy reaction, but after your body get used to it, the allergy will be disappear and back to normal.

Q: How to store it?

A: If it hasn't been opened, just put it in cool dry place, if it is opened, you may put it in cold storage for 2-5 degree condition.

Packing and Shipping

ECHEMI Editorial Reference

Greenish Yellow Solid
DryPowder; Liquid; OtherSolid, Liquid

Certificates

Basic Info

Product Name:

Tinopal CBS

Other Name:

Benzenesulfonic acid,2,2′-([1,1′-biphenyl]-4,4′-diyldi-2,1-ethenediyl)bis-,sodium salt (1:2);Benzenesulfonic acid,2,2′-(4,4′-biphenylylenedivinylene)di-,disodium salt;Benzenesulfonic acid,2,2′-([1,1′-biphenyl]-4,4′-diyldi-2,1-ethenediyl)bis-,disodium salt;Disodium 4,4′-bis(2-sulfostyryl)biphenyl;4,4′-Bis(2-sodiosulfostyryl)biphenyl;Disodium 4′,4′′-bi[stilbene-2,2′′′-disulfonate];4,4′-Bis(2-sulfostyryl)biphenyl disodium salt;Tinopal CBS;Tinopal CBS-X;4,4′-Bis(o-sulfostyryl)biphenyl disodium salt;Stilbene 3;Stilbene 420;Uvitex NFW;DSBP;Tinopal SK;Tinopal CBX;CBS-X;Calcofluor CG;Brightener BR 49;CF 351;Tinopal CBS-X 44;Optical Brightener CBS-X;Brightener CBS-X;Tinopal NFW;Stilbene S-420;Tinopal NFW Liq;OB-M 1;Disodium 2,2′-([1,1′-biphenyl]-4,4′-diyldivinylene)bis(benzenesulfonate);Benetex OB-M 1;Uvitex CBS-X;Disodium 2,2′-(4,4′-biphenyldiyldi-2,1-ethenediyl)dibenzenesulfonate;Keyfluor CBS-X;Keyfluor White CBS-X;FWA-CBS-X;63439-81-6;71124-07-7;1173311-32-4;1465924-41-7;2051924-63-9

CAS No.:

27344-41-8

Molecular Formula:

C28H22O6S2.2Na

InChIKeys:

InChIKey=DAPMZWDGZVFZMK-UHFFFAOYSA-N

Molecular Weight:

562.56400

Exact Mass:

562.05000

EC Number:

248-421-0

DSSTox ID:

DTXSID6036467

HScode:

29049090

Categories:

Fluorescent Brightener

Characteristics

PSA:

131.16000

XLogP3:

7.66420

Appearance:

DryPowder; Liquid; OtherSolid, Liquid

Density:

1.414

Melting Point:

>300°C (dec.)

See More Tinopal CBS Properties 

Hazard Identification

Classification of the substance or mixture

Eye irritation, Category 2

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Warning
Hazard statement(s)	H319 Causes serious eye irritation
Prevention	P264 Wash ... thoroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response	P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Storage	none
Disposal	none

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More Tinopal CBS Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Titanium dioxide,npk,pvc,sles,labsa,mdi

Location:
37 Keji Road, Yanta District, Xi 'an City, Shaanxi Province

Payment Terms:
TT against copy of documents,L/C,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
15 days

Total Annual Revenue:
$5 million-$10 million

Total Employees:
Less than 5

Year of Establishment:
2020

COMPANY OVERVIEW

First Chems Co., LTD，a joint-stock enterprise with production, export and services of chemicals, has widely adopted world-advanced equipments and management system, and our products quality is assured under the ISO9001 and ISO14001 standards, mainly specializes in developing Agriculture/Fertilizer chemicals series, Washing detergent chemicals series, Soda alkali chemicals series, Water treatment chemical series, etc.

Our main products include:

a. Agriculture/Feed chemicals series : Zinc Sulphate, Manganese sulfate etc.),

b. Washing detergent chemicals series : (LABSA, SLES, CEDA,STPP, etc.)

c. Soda alkali chemicals series : ( Caustic Soda , Sodium Sulphate Anhydrous etc.)

d. Water treatment chemical series: (Calcium hypochlorite, TCCA,SDIC, PAC- poly aluminium chloride, PFS, Aluminium sulfate etc.)

e. Adsorbent Desiccant Activated Alumina Ball

f. Raw material Calcium Aluminate ,Aluminium Hydroxide

Inquiry History

5 Inquiries

Country	Product	Purchase Quantity	Date Posted
India	Tinopal CBS-X	100.00 KG	May 18, 2026
Panama	Optical brightener (Tinopal CBS-X)	364.00 KG	Jun 14, 2024
Brazil	Optical Brightening Agent CBS-X	5 MT	Mar 5, 2024
United Arab Emirates	Tinapol CBSX	2 KG	Jul 1, 2025
Israel	CBS CL	200	Aug 13, 2026

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Fluorescent Whitening Agent CBS-X Fluorescent Brightener Agent CF-351 Optical Brightener CAS 27344-41-8

Product Details

Seller Information

Inquiry History

Fluorescent Whitening Agent CBS-X Fluorescent Brightener Agent CF-351 Optical Brightener CAS 27344-41-8

Classification of the substance or mixture

GHS label elements, including precautionary statements

Other hazards which do not result in classification

Precautions for safe handling

Conditions for safe storage, including any incompatibilities

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