What are the payment terms and lead times?

Payment terms include LC, T/T, D/P, Western Union, and Money Gram. Lead time is within 15 workdays for both peak and off seasons.

What is the appearance and solubility of the product?

The appearance is an amber transparent liquid, and it is soluble.

CAS No 27344-41-8 (BA-L) Optical Brightener

Name: CAS No 27344-41-8 (BA-L) Optical Brightener
Brand: LK (NANJING) CO., LTD.
SKU: 1966826625

Jiangsu, ChinaLK (NANJING) CO., LTD.

US$3.00-6.00

500 kg

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

CAS No.

27344-41-8

Formula

C28H20S2O6Na2

Model NO.

BA-L

Usage

Paints, Cosmetic, Textile, Detergent Chemicals

Colour

Brown

Application Material

Natural Silk

Appearance

Liquid

Type

Synthetic

Solubility

Shape

Powdery

Grade Standard

Industrial Grade

Fluorescent intensity(equal to standard)

34~36

Max UV absorption by nm

348

Shelf life

24 months

Transport Package

Plastic Barrel / IBC Tank

Specification

230kg /1100kg

Trademark

RAWCHEM

Origin

China

Production Capacity

50000

Key features

Eco-Friendly Formula: Environment-friendly product with high temperature and low temperature storage stability.

High Fluorescent Intensity: Fluorescent intensity reaches 34~36 times the standard level for superior whitening.

Versatile Applications: Suitable for paper pulp whitening, textile brightening, and detergent formulations.

Industrial Grade Quality: Meets industrial grade standards with specific UV absorption at 348 nm.

Long Shelf Life: Standard shelf life of 24 months, potentially longer under proper storage conditions.

Powdery Customization: Available in powdery shape customization to meet specific client requirements.

Company profile

High Repeat Buyers ChoiceQuality AssuranceDigital Management EnterpriseYears of Export Experience

LK (NANJING) CO., LTD.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2008-06-04Nearest Port: shanghai ,ningbo ,qingdao ,tianjinAverage Response Time: ≤8.46hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryLK (NANJING) CO., LTD., a trading company and manufacturer based in Nanjing, Jiangsu, China, focuses on chemical products with a strong export orientation, contributing 90% of its sales. The company lacks overseas infrastructure and environmental assessment but provides ODM and OEM services. Although having limited R&D activities and quality control measures, it follows structured procedures for supplier service and customer complaint management.

Supplier typeThe supplier is classified as both a trading company and a manufacturer/factory, indicating a dual role in production and distribution.

After-Sales capabilityThe supplier's R&D engineers are responsible for providing technical support for after-sales service, suggesting structured after-sales support.

R&D capabilityThe supplier did not introduce any new products in the past year but offers ODM services, suggesting limited innovation in product development.

Production capacityThe supplier has significant production capacities for various chemical products, with a high total annual output.

Customization capabilityThe supplier offers customization from samples and minor customization, along with ODM and OEM services for popular brands.

Product Q&A

Q:What is the CAS number and chemical formula?

The CAS number is 27344-41-8 and the chemical formula is C28H20S2O6Na2.

Q:What are the main applications of this optical brightener?

It is used for whitening paper pulp, surface sizing, coating, whitening cotton/linen/cellulose fabrics, brightening light tone cellulose fabrics, and in synthetic detergents.

Q:What is the recommended dosage for different industries?

Paper-making industry: 0.3~0.9%; Cotton/hemp/cellulose fabric: 0.25~0.85%; Liquid detergent: 0.1~0.2%.

Q:How does BA-L compare to BA in terms of stability?

BA-L is an environment-friendly product that has high temperature and low temperature storage stability compared to BA.

Q:What is the shelf life of the product?

The standard shelf life is 24 months, but it can be slightly longer if stored in good condition (sealed bags, away from sunlight and moisture).