What certifications does the manufacturer hold?

The manufacturer holds ISO9001, ISO14000, and SGS certificates and is recognized as an AAA Level Enterprise.

What is the maximum absorption wavelength?

The maximum absorption wavelength is 348nm.

Can I get technical support for usage questions?

Yes, please consult us directly if you have any use or technical questions regarding the product.

Optical Brightener PVC Plastics Grade

Name: Optical Brightener PVC Plastics Grade
Brand: YORK INTERNATIONAL HK LIMITED
SKU: 2078478115

Jiangsu, ChinaYORK INTERNATIONAL HK LIMITED

US$4.30

1,000-2,999 kg

US$4.20

3,000-6,749 kg

US$4.125

6,750+ kg

Sample price:US$1.00/kg.Request sample

Product profile

Customization

Available

CAS No.

12224-16-7

Formula

C40h42n12o10s2na2

Model NO.

Fluorescent Brightening Agent BA

Appearance

Powder

Usage

Paper Chemicals, Surfactants

Color

Yellow

Transport Package

20kg Carton, 25kg or 30kg Paper Drum

Trademark

realfine

Origin

China

HS Code

3204200000

Production Capacity

100t/Month

Key features

High Whitening Efficiency: Whitening effect significantly better than VBL in pH 4.5-7.

Excellent Solubility: Easily soluble in water with good light fastness.

Strong Chemical Resistance: Good resistance to both acid and alkali environments.

Versatile Application: Suitable for pulp, cotton, hemp, synthetic detergents, and coatings.

Long Shelf Life: 24 months shelf life with stable performance.

ISO Certified Quality: Approved by ISO9001, ISO14000, and SGS certificates.

Global Export Experience: Exporting to South America, Southeast Asia, and Europe since 2010.

Fast Lead Time: Peak and off-peak season lead time within 15 workdays.

Company profile

YORK INTERNATIONAL HK LIMITED

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2013-01-01Nearest Port: shanghaiAverage Response Time: ≤8.02hTerms of Payment: LC, T/T, D/PInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAP, Others

AI-Powered supplier vetting

SummaryThe supplier presents itself as a producer of water-treatment chemicals, including decoloring agents, PDADMAC, PAM, polyamine, PAC, and defoamer. It reports BSCI and ISO 9001 certifications, more than 10 production lines, 6–10 R&D engineers, and 6–10 quality-control staff. It states that quality assurance and raw-material traceability are in place, with average lead times within 15 working days in both peak and off-season periods. However, the evidence shows no valid manufacturing-capacity contract with its related subcontractor, no inventory, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. It also reports no recent new products, ODM, branded OEM, or SDK capability, and lacks written procedures or records for supplier-service assessment, corrective actions, and complaint handling. Financial information is limited to references to financial-capacity, cash-flow, balance-sheet, and profit-index years without performance values.

Supplier typeThe supplier describes its business as covering water-treatment chemicals such as decoloring agent, PDADMAC, PAM, polyamine, PAC, and defoamer, and reports more than 10 production lines. This supports classification as a chemical manufacturer rather than a purely trading or service company.

CertificationsThe supplier reports holding BSCI and ISO 9001 supplier-management-system certifications. These are explicit certifications and provide positive evidence of formal social-compliance and quality-management systems, although no certificate scope or validity details are provided.

After-Sales capabilityThe supplier reports no overseas warehouse, overseas showroom, overseas agent or branch, or overseas-service coverage, and has not participated in offline trade shows. It also lacks written procedures or records for corrective and preventive actions and customer-complaint handling, although quality assurance and raw-material traceability are stated to exist.

R&D capabilityThe supplier reports no new products during the past year, no ODM service, no branded OEM capability, and no available SDK. Although it has 6–10 R&D engineers, the explicit absence of recent product development and related services indicates a deficiency in demonstrated innovation capability.

Production capacityThe supplier reports more than 10 production lines, 6 order-fulfillment units, and average lead times within 15 working days in both peak and off-season periods. However, it states that no valid manufacturing-capacity contract exists with its related subcontractor and has no inventory capability; the evidence therefore shows substantial internal production resources but also a documented capacity-management limitation.

Customization capabilityThe supplier accepts T/T and can quote under FOB, CIF, CFR, and EXW terms, while offering water-treatment products for different wastewater applications. However, it explicitly reports no ODM service and no OEM capability for popular brands, so dedicated customization capability is not demonstrated and some forms of customization are expressly unavailable.

Product Q&A

Q:What is the shelf life of this product?

The shelf life is 24 months. If stored for more than 2 months, a small amount of crystallization may occur, but it does not affect effectiveness within the shelf life.

Q:What are the recommended dosages for different applications?

For paper industry, use 0.1-0.3% of pulp or coating. For cotton/linen, use 0.08-0.3%. For laundry detergent, do not exceed 0.05% (or 0.1% in specific applications).

Q:What is the physical appearance of the product?

It appears as a light yellow crystalline powder with blue-violet light fluorescence.

Q:How should the product be stored?

Store in a dry place at room temperature and protect from light. Packaged in 20kg cartons or 25/30kg paper drums.

Q:Is this product suitable for synthetic detergents?

Yes, it can be used in synthetic detergents with a recommended addition amount not higher than 0.05%.