What is the delivery time?

The delivery time is generally 7-10 days, with peak and off-season lead times within 15 workdays.

Does the supplier provide technical support?

Yes, a professional technical service team offers advice on raw material selection, formulas, and production optimization.

What is the solubility of OB-1?

It is hard to dissolve in water but dissolves in paraffin, fat, mineral oil, wax, and common organic solvents.

Fluorescent Whitening Agent OB-1 for Plastics

Name: Fluorescent Whitening Agent OB-1 for Plastics
Brand: Shengzhou Worthside Chemical Co., Ltd.
SKU: 783781562

Zhejiang, ChinaShengzhou Worthside Chemical Co., Ltd.

US$15.00

1-999 kg

US$10.00

1,000+ kg

Sample price:US$10.00/gram.Request sample

Product profile

Customization

Available

CAS No.

1533-45-5

Formula

C28h18n2o2

Model NO.

OB-1

EINECS

216-245-3

Environmental Protection

Yes

Color

Yellow

Kind

Optical Brightener

Appearance

Powder

Application

PVC, PE, PP and So on

Package

25kg/Drum

Payment

Tt or LC

Delivery

7--10 Days

Transport Package

25kg

Specification

99.9

Trademark

WSD

Origin

China

HS Code

3204200000

Production Capacity

100mt

Key features

High Whitening Strength: Features strong fluorescence and high whitening intensity for plastics.

Wide Application Scope: Suitable for PVC, PE, PP, PS, ABS, nylon, polyester, and more.

Professional Technical Support: Expert team provides formula support and production optimization advice.

Fast Delivery: Delivery time is typically 7-10 days with flexible shipping arrangements.

Flexible Payment Terms: Supports TT, LC, DP, PayPal, and Western Union via multiple bank accounts.

Quality Assurance: Professional testing group ensures products meet strict technical requirements.

One-Stop Solution: Provides comprehensive PVC chemicals and additives with diverse product lines.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Shengzhou Worthside Chemical Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from SamplesExport Year: 2018-06-01Nearest Port: Shanghai, Ningbo, QingdaoAverage Response Time: ≤0.84h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company in Shengzhou, Shaoxing, with a business scope covering chemical raw materials, plastic auxiliaries, plastic raw materials, chemical equipment, technical consulting, and import/export activities. It reports 15 years of exporting experience and approximately 90% export sales, but no overseas warehouses, showrooms, agents, branches, or in-stock service capacity. Service and complaint-handling procedures exist but lack written records, while supplier approval documentation lacks signatures or dates. Innovation evidence is mixed: the supplier provides ODM and OEM services and has one R&D engineer, but reported no new products in the past year and has no available SDK. Customization from samples is available. Production capability is not demonstrated because the company is classified as a trading company and no manufacturing capacity is provided. Customer cases are not sufficiently documented; OEM service for well-known brands is stated, but no specific customers...

Supplier typeThe supplier is explicitly classified as a trading company, with its business scope focused on sales of chemical and plastic-related products, technical consulting, and import/export activities. This indicates a commercial intermediary or distributor profile rather than a clearly documented manufacturer.

After-Sales capabilityThe supplier has procedures for service capability, corrective and preventive actions, and customer complaints, but no written records. It also reports no in-stock service capacity, overseas warehouse, showroom, agent, branch, or overseas service coverage, while stated peak- and off-season lead times are both one month. The documented after-sales infrastructure is therefore limited.

Production capacityThe company is explicitly identified as a trading company, and its stated scope centers on product sales, consulting, and import/export rather than manufacturing. No factory, production line, manufacturing capacity, or production equipment is provided; the quality-control equipment quantity is stated as zero. Production capability is not demonstrated.

Customization capabilityThe supplier states that it provides customization from samples and offers ODM services. These are explicit indications of product customization and design-manufacturing support, although no scope, technical process, or completed customization examples are provided.