Is the product soluble in water?

No, it is insoluble in water but soluble in high boiling point organic solvents like phenyl-chloride.

What is the packaging specification?

It is packed in 25kg fiber drums within double PE bags.

What is the average lead time for delivery?

The lead time is within 15 workdays regardless of the season.

Plastic

Name: High Quality Fluorescent/Optical Brightener Ob-1 for Polyester Fiber/Plastic
Brand: Qingdao New Sanda Industry Co., Ltd.
SKU: 2004630562

Shandong, ChinaQingdao New Sanda Industry Co., Ltd.

US$11.20

25-999 kg

US$10.30

1,000+ kg

Sample price:US$1.00/kg.Request sample

Product profile

Customization

Available

CAS No.

1533-45-5

Formula

C28h18n2o2

Model NO.

OB-1

EINECS

216-245-3

Appearance

Powder

Usage

Plastic Auxiliary Agents, Coating Auxiliary Agents

Color

Yellow

Transport Package

Barrels

Specification

25 kg/barrel

Trademark

NEWSANDA

Origin

Shandong

HS Code

3204200000

Production Capacity

500tons/Year

Key features

Efficient Whitening Agent: Highly effective fluorescent whitener for polyester fibers and various plastics.

Wide Material Compatibility: Suitable for ABS, PS, HIPS, PA, PC, PP, EVA, and rigid PVC plastics.

High Purity Standard: Minimum purity of 98.5% ensures consistent performance and quality.

High Thermal Stability: Melting point ranges from 355 to 360 degrees Celsius for processing safety.

Optimal Fluorescence Emission: Maximum fluorescence emission wavelength at 434nm for superior brightness.

Versatile Application: Ideal for polyester-cotton blends and various plastic products under high conditions.

Secure Packaging: Packaged in 25kg fiber drums within double PE bags for safe transport.

Fast Lead Time: Average lead time within 15 workdays for both peak and off-peak seasons.

Company profile

Qingdao New Sanda Industry Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-05-03Nearest Port: QINGDAO, TIANJINAverage Response Time: ≤6.92hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, FCA

AI-Powered supplier vetting

SummaryQingdao New Sanda Industry Co., Ltd. is identified as both a trading company and manufacturer/factory in China, focused on chemicals and construction-related products. The supplier reports ISO-series management certifications, two production lines, 21–30 quality-control staff, and peak- and off-peak order fulfillment within 15 working days. Its stated capabilities include R&D, customized formulations, formulation optimization, application testing, troubleshooting, multilingual documentation, and after-sales support. The supplier reports extensive export coverage and began exporting in 2015, but the available trade evidence shows only one recorded transaction and one associated buyer. Financial credibility cannot be assessed because financial data is excluded from evaluation.

Supplier typeThe supplier is explicitly classified as both a Trading Company and Manufacturer/Factory. Its stated business focuses on chemical products and industrial additives, including Titanium Dioxide, HPMC, VAE, HEC, CMC, and related materials.

CertificationsThe supplier lists ISO 9000, ISO 14001, ISO 9001, ISO 14000, and ISO 20000 certifications. These stated certifications provide explicit evidence of certified management-system coverage, although the slices do not provide certificate numbers, validity dates, or scope details.

After-Sales capabilityThe supplier states that it provides after-sales service, multilingual documentation, formulation optimization, application testing, and troubleshooting. These are explicit service offerings supporting customers after product delivery.

R&D capabilityThe supplier describes a dedicated R&D team, technical innovation, market-responsive product development, and feedback integration from global partners. It also reports total R&D engineer experience of 11–20 years, supporting an established innovation function.

Production capacityThe supplier presents itself as a chemical manufacturer and reports two production lines, 21–30 quality-control staff, and fulfillment within 15 working days in both peak and off-peak periods. Its product portfolio and end-to-end commercial supply description support production capability, although total output details are not evaluated here.

Customization capabilityThe supplier explicitly offers customized formulations for specific application challenges and provides formulation optimization, application testing, and troubleshooting. Its process includes sample testing through full-scale commercial supply, indicating support for tailored industrial additive solutions.