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EAST CHEMSOURCES LIMITED

Assessed supplier:
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8Years
This supplier has been in lookchem for 8 years
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EAST CHEMSOURCES LIMITED

Assessed supplier:
cooperative member
8Years
This supplier has been in lookchem for 8 years
Product Certification&Enterprise Certification

Country: China (Mainland)

Business Type:Trading Company

  • Ms.Cynthia

    Tel: 13156235996

Tel: 13156235996

Fax:

URL: http://www.eastchem-cn.com

Province/state: Shangdong

City: Qingdao

Street: No.1581-12,Jinshui Road, Licang, Qingdao,China

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Glycerin Rosin Ester

CAS NO.8050-31-5

  • Min.Order: 1 Kilogram
  • Payment Terms: L/C,T/T
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Keywords

  • Glycerin Rosin Ester (8050-31-5)
  • Rosin Glycerol Ester Resin
  • Gum Base Adhesive Resin

Quick Details

  • ProName: Glycerin Rosin Ester
  • CasNo: 8050-31-5
  • Molecular Formula: C??H??O?
  • Appearance: Yellow to dark brown transparent solid
  • Application: Used in traditional chewing gum base t...
  • DeliveryTime: in 1 week
  • PackAge: 25kg/paper drum, 5kg/sealed bag
  • Port: Qingdao/Shanghai/Tianjin
  • ProductionCapacity: 200 Metric Ton/Month
  • Purity: ≥98%
  • Storage: Cool, dry & sealed, avoid high tempera...
  • Transportation: As per customer request
  • LimitNum: 1 Kilogram

Superiority

1. Product Basic Information
Item Details
English Name Glycerin Rosin Ester;Glyceryl Rosinate;Ester Gum
Molecular Formula Mainly C??H??O? (mixed esters, no fixed single formula)
Molecular Weight Approx. 700 g/mol (mixed esters)
EC Number 232-482-5
UN Number Non?hazardous Goods
Customs Code 38069000
INS Number 445 (Food Additive)
Appearance Yellow to light brown transparent solid, faint rosin odor; softening point 80–95°C; soluble in aromatics, aliphatics, chlorinated solvents, slightly soluble in alcohols, insoluble in water
Core Composition Tri?glyceryl rosin ester (≥85%), minor mono/di?glyceryl rosin esters, trace resin acids and neutrals
2. Physicochemical Properties
  • Softening Point: 80–95°C (R&B method); Density: 1.06–1.09 g/cm³ (25°C); Acid Value ≤9 mg KOH/g; Iodine Value 20–40 g I?/100g; Ash ≤0.5%; Moisture ≤0.5%
  • Key Indices: Purity ≥98.0% (loss on drying); Color (Fe?Co) ≤8; Heavy Metals (as Pb) ≤10 ppm; Arsenic ≤2 ppm; Solubility (toluene 1:1) clear
  • Stability: Stable at room temperature (dry); softens to viscous state when heated; slow hydrolysis in strong acid/base; prone to oxidation/discoloration under long?term high temperature/light; good compatibility with SBR, EVA, SIS
  • Toxicity: Rat oral LD??>10,000 mg/kg, essentially non?toxic; limited use in food per GB 2760: ≤100 mg/kg in beverages, as appropriate in chewing gum
3. Product Applications
  • Food Industry (INS 445): Plasticizer/tackifier for chewing gum base; emulsion stabilizer for beverages (citrus oil suspension); carrier for emulsified flavors, BVO alternative
  • Adhesives: Tackifier for hot melt adhesives (HMAs) and pressure?sensitive adhesives (PSAs) to improve tack/cohesion; compatible with NR, SBR, EVA, SBS
  • Coatings & Inks: Film former/hardener for road marking paints and phenolic coatings; binder in printing inks to enhance adhesion and drying
  • Daily Chemical & Pharmaceutical: Binder/thickener for depilatory waxes and cosmetics; pharmaceutical coating/sustained?release carrier to improve stability
4. Quality Standards (Food Grade/Industrial Grade)
Specification Food Grade Industrial Grade
Softening Point (R&B, °C) 85–95 80–95
Acid Value (mg KOH/g) ≤9 ≤15
Color (Fe?Co Scale) ≤5 ≤8
Ash Content (%) ≤0.5 ≤1.0
Moisture Content (%) ≤0.5 ≤1.0
Heavy Metals (Pb, ppm) ≤10 ≤20
Arsenic (As, ppm) ≤2 ≤5
Solubility (Toluene 1:1) Clear Clear
5. Safety and Protection
  • Hazards: Dust slightly irritates respiratory tract/eyes; long?term skin contact may cause dryness; high?temperature heating releases trace volatile organics; no acute toxicity
  • Safety Phrases: S26 (Rinse eyes with plenty of water and seek medical advice); S36 (Wear protective clothing); S24/25 (Avoid contact with skin and eyes)
  • Protection Measures: Wear dust mask, goggles, heat?resistant gloves during operation; ensure good ventilation to avoid dust dispersion; avoid mixing with strong acids/bases and keep away from heat sources
  • First Aid: Rinse skin/eyes with clean water for 15 minutes if contacted; move to fresh air if inhaled; drink warm water to induce vomiting and seek medical attention if ingested
6. Storage and Transportation
  • Storage: Seal and store in a cool, dry warehouse at ≤30°C, relative humidity ≤70%; protect from light, moisture and high temperature; shelf life: 12 months (sealed)
  • Transportation: Non?hazardous goods, transport as general cargo; packaged in food?grade plastic bag?lined fiber drums/woven bags (25 kg/drum/bag); protect from sunlight, moisture and damage; handle with care during loading/unloading
7. Related Documents

Certificate of Analysis (CoA), food grade certification (GB 2760, FDA 21 CFR 172.615), third?party testing reports, HALAL/KOSHER/ISO9001 certificates are available upon request

 

 

 

Details

Company Introduction: East Chemsources Limited was established in 2008, is a professional company engaged in the development of chemical products. In the past of 15 years,through continuous technological innovation and the use of talent introduction advantages, we have achieved rapid development, and has become an international diversified modern chemical enterprise. At present, our products have been exported to more than 80 countries,including food additives, medical raw materials, chemical products and personal care.

Since the establishment of the company, always adhere to the credibility first, quality first enterprise creed. Our company is committed to creating a customer-centric, customer-demand-oriented, customer value creation and achievement of customer dreams for the purpose of the service concept, with a broad vision and broad mind, committed to creating good benefits and market operation, to build corporate brand.

Our Service:

1. High quality with the competitive price.

2. Professional and experienced business services.

3. Prompt delivery within 2-3 weeks (1 weeks is available for ready stock)

4. Quick response to client inquiries

5. Free samples and shipping documents in accordance with the regulations of different countries

6. Adequate product inventory

6. Variety of payments, such as L/C, TT, , MoneyGram or other payments.

RFQ