What are the payment terms accepted?

Accepted payment methods include T/T, L/C, D/P, PayPal, Western Union, and small-amount payments.

What is the lead time for delivery?

The average lead time is within 15 workdays for both peak and off-peak seasons.

Is sample testing available before bulk order?

Yes, pre-order sample testing and support for small trial orders are provided.

PVC Stabilizer Antioxidant Dpp CAS 4712-55-4 Diphenyl Phosphite

Name: PVC Stabilizer Antioxidant Dpp CAS 4712-55-4 Diphenyl Phosphite
Brand: Chemfine International Co., Ltd.
SKU: 2323305185

Jiangsu, ChinaChemfine International Co., Ltd.

US$2.80-3.40

1,000 kg

Sample price:US$120.00/piece.Request sample

Product profile

Customization

Available

CAS No.

4712-55-4

Formula

C12h11o3p

Model NO.

DPP

EINECS

225-202-7

Certification

REACH

Environmental Protection

Yes

Color

White

Kind

Antioxidant

Appearance

Liquid

Chemical Classification

Diaryl Phosphite Ester Auxiliary Antioxidant

Chemical Type

High Activity Liquid Peroxide Decomposer

Core Functions

Decompose Peroxide, Improve Color Stability

Main Applications

PVC Stabilizer, Po, Upr, Lubricant, Organic Synthe

Transport Package

Drum

Specification

200kg sealed PE plastic drum

Trademark

Chemfine

Origin

China

Key features

High Activity Antioxidant: Rapidly decomposes peroxides and blocks oxidative chain reactions in PVC and polymers.

Superior Color Stability: Improves initial color, surface gloss, and reduces yellowing in resin and plastic products.

Excellent Anti-Extraction: Minimizes migration and precipitation of additives during long-term service applications.

Versatile Application Scope: Suitable for PVC stabilizers, polyolefins, unsaturated resins, lubricants, and organic synthesis.

High Purity Grade: Typical purity of 98.72% with Pt-Co color index of 38, ensuring consistent performance.

Cost-Effective Solution: Factory-level pricing with optimized logistics and stable batch quality for global buyers.

Comprehensive Certifications: Fully compliant with REACH, RoHS, and ISO 9001:2015 standards for international trade.

Flexible Customization: Offers minor customization options including packaging, labeling, and secondary packaging.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceExperienced TeamManagement Certification

Chemfine International Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading Company CertifiedCustomization Options: Minor Customization CertifiedExport Year: 22 Years CertifiedNearest Port: Shanghai Port, Qingdao PortAverage Response Time: ≤6.41h CertifiedTerms of Payment: LC, T/T, D/P, etc.

About Our Factory & Business Background

AddressRoom 1001, No. 3 Building, Hengda Fortune, No. 3 Financial Street, Binhu District, Jiangsu Province, Wuxi, Jiangsu, China

Registered Capital2,030,000 RMB

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1 Container

Supply Chain Partners35

Our Production Capability & Technical Expertise

Main ProductsOrganic Intermediate, Auxiliary Chemicals

R&D Engineers1 people

Test Reports for Raw MaterialsOthers

Our Industry Experience & Global Business Record

Year of Establishment2003-11-18

Main MarketsSouth America

Repeat Buyers Choice80%~100%

Number of Foreign Trading Staff15

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Management System CertificationISO9001:2015

Cooperated with Fortune 500No

Product Q&A

Q:What is the recommended dosage for DPP?

The recommended addition dosage ranges from 0.1% to 1.0% depending on the specific substrate and processing conditions.

Q:What is the standard packaging for this product?

The standard packaging is a 200kg sealed PE plastic drum.

Q:Can the packaging be customized?

Yes, secondary packaging, customer labeling, or special markings per requirements, including compliant hazardous-goods packaging, are available.

Q:What are the main applications of Diphenyl Phosphite?

It is primarily used in PVC stabilizer production, unsaturated polyester resin synthesis, polyolefin processing, lubricant formulation, and organic synthesis.

Q:What certifications does the product hold?

The product holds REACH certification and the company is ISO 9001:2015 and RoHS compliant.