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Antioxidant DSTDP (Distearyl Thiodipropionate) from factory East Chemsources-best price

Name: Antioxidant DSTDP (Distearyl Thiodipropionate) from factory East Chemsources-best price
Brand: EAST CHEMSOURCES
SKU: pr2602272144
Price: 1 USD
Availability: InStock

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Unit Price:

$1-1.2/MT FOB

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CAS No.:

693-36-7

Grade:

Industrial Grade

Content:

98%

Port:

China

Brand:

EAST CHEMSOURCES

Packaging:

25kg

Price valid (until):

2030-11-22

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QINGDAO EAST CHEMSOURCES TRADE CO.,LTD

Company Type:

Trader

Location:

China

Qualification:

Main Products:

Food additives,Pharmaceutical raw materials,Chemicals,Comestic raw materials

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Product Description
Seller Information

Description

Product Detail

Basic Information

Email: export@eastchem-cn.com

Mobile phone /WhatsApp/ WeChat ：18954221560

Antioxidant DSTDP (Distearyl Thiodipropionate)

Supplier: East Chemsources LimitedSupply Type: Factory Direct, Best PriceCAS No.: 693-36-7Appearance: White granule / powderRevision: 2026-02-27

1. Product Identification

Product Name: Antioxidant DSTDP
Chemical Name: Distearyl Thiodipropionate
CAS No.: 693-36-7
Molecular Formula: C₄₂H₈₂O₄S
Molecular Weight: 682 g/mol
Appearance: White granule or white powder
Melting Point: 64–69 °C

2. Typical Specifications

Item	Specification
Assay	≥ 99.0%
Melting Range	64 – 69 °C
Ash Content	≤ 0.1%
Volatile Matter	≤ 0.5%
Acid Value	≤ 0.5 mg KOH/g
Color (Pt-Co)	≤ 30 Hazen

3. Applications

Polymer antioxidant for PE, PP, PVC, ABS, synthetic rubber
Synergistic use with phenolic antioxidants
Food-contact polymers, plastics, fibers, coatings
Excellent thermal stability & long-term anti-aging performance

4. Packaging & Storage

Packaging: 25 kg carton / drum
Storage: Cool, dry, ventilated area; avoid moisture and high temperature
Shelf Life: 2 years under proper storage
Transportation: Non‑hazardous

5. Safety & Handling

Avoid inhalation of dust
Avoid contact with eyes and skin
Keep sealed when not in use

6. Supplier Information

East Chemsources Co., Ltd.

Shop Vinyl Chloride-Vinyl Acetates Terpolymers UMCH-Detailed Image 1

Competitive offers with standard high quality or customize
2. Available customizing blending of above 2 single products
3. Prompt delivery within 2-3 weeks(1 weeks is available for ready stock)
4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 years
5. Respond to inquires within 1 hour and 24hours' online service
6. Free sample and correct shipping documents dispatched according to regulations of different countries
7. Advise price trend accurately and help clients to make order decision
8. Weekly update offers provided to every potential client
Warehouse - Loading onto vehicles - Transportation

Manufacturing Facilities

Chemical industrial park

Certificates

Basic Info

Product Name:

Distearyl thiodipropionate

Other Name:

Propanoic acid,3,3′-thiobis-,1,1′-dioctadecyl ester;Propionic acid,3,3′-thiodi-,dioctadecyl ester;Propanoic acid,3,3′-thiobis-,dioctadecyl ester;Distearyl thiodipropionate;Distearyl β,β′-thiodipropionate;Distearyl 3,3′-thiodipropionate;PS 802;Plastanox STDP Antioxidant;Advastab PS 802;Dioctadecyl thiodipropionate;Stearyl 3,3′-thiodipropionate;Plastanox STDP;Dioctadecyl 3,3′-thiodipropionate;Advastab 802;Distearyl β-thiodipropionate;Cyanox STDP;DSTDP;Hostanox VP-SE 2;Yoshinox DSTDP;Irganox PS 802;DSTP;Hostanox SE 2;Lusmit SS;Naugard DSTDP;Arbestab DSTDP;Sumilizer TPS;Seenox DS;Antiox S;Varox DSTDP;Thio 1;Evanstab 18;Hostanox SE 4;Irganox PS 802FL;NSC 65493;Distearyl-3,3-thiodipropionate;Negonox DSTP;Carstab DSTDP;Yoshinox DSTP;Lowinox DSTDP;PS 802FL;Irganox 802FD;Antioxidant 802;Cyanox OTDP;DSTP Yoshitomi;Irganox PS 802FD;Songnox DSTDP;Lasumit SG;Antioxidant DSTP;AO 180T;Arenox DS;Antioxidant DSTDP;Rianox DSTP;Mark DSTDP;Jyanox DSTDP;115863-90-6;1323-85-9;60649-48-1

CAS No.:

693-36-7

Molecular Formula:

C42H82O4S

InChIKeys:

InChIKey=PWWSSIYVTQUJQQ-UHFFFAOYSA-N

Molecular Weight:

683.16

Exact Mass:

683.16

EC Number:

211-750-5

UNII:

B40A12D0GL

NSC Number:

65493

DSSTox ID:

DTXSID3027299

Color/Form:

White flakes|Crystals

HScode:

29309090

Categories:

Petrochemical

Characteristics

PSA:

77.9

XLogP3:

17.7 (est)

Appearance:

DryPowder; DryPowder, OtherSolid; DryPowder, PelletsLargeCrystals; OtherSolid; PelletsLargeCrystals

Density:

1.027 g/cu cm at 25 deg C

Melting Point:

60 °C

Boiling Point:

704.8±45.0 °C at 760 mmHg

Flash Point:

237℃

Refractive Index:

1.473

Water Solubility:

Very soluble in benzene and olefin polymeres

Storage Conditions:

Keep tightly closed. Store in a cool dry place.

Vapor Pressure:

4.95X10-8 mm Hg at 20 deg C

Henrys Law Constant:

Henry's Law constant = 1.2X10-4 atm-cu m/mole at 25 °C (est)

Experimental Properties:

Resistant to heat and hydrolysis|Hydroxyl radical reaction rate constant = 6.9X10-11 cu cm/molec-sec at 25 °C (est)

See More Distearyl thiodipropionate Properties 

Hazard Identification

Classification of the substance or mixture

Not classified.

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	No symbol.
Signal word	No signal word
Hazard statement(s)	none
Prevention	none
Response	none
Storage	none
Disposal	none

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More Distearyl thiodipropionate Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Food additives,Pharmaceutical raw materials,Chemicals,Comestic raw materials

Location:
Room 501, Unit 6, No. 40, hushan road,Licang,Qingdao

Payment Terms:
TT against copy of documents,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
10

Total Annual Revenue:
$1 million-$2.5 million

Total Employees:
11-50

Year of Establishment:
2017

QINGDAO EASTCHEMSORCES TRADE LIMITED is a leading Manufactory supplier of Sorbitol, Citric acid, Sodium hypochlorite based in Qingdao, Shandong, China. With a commitment to quality and customer satisfaction, QINGDAO EASTCHEMSORCES TRADE LIMITED has become a trusted name in the industry. Our product line includes a range of high-quality Sorbitol, Citric acid, Sodium hypochlorite, which are available at competitive prices. QINGDAO EASTCHEMSORCES TRADE LIMITED has established itself as a reliable supplier of chemical products on the echemi.com.
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