CAS 57-55-6 Propylene Glycol/1, 2-Propanediol Propylene Glycol USP Grade

• CAS No.: 57-55-6
• Formula: C3h8o2
• EINECS: 200-338-0
• Appearance: Liquid
• Grade: Tech Grade, USP Grade, Food Grade, Pharma Grade
• Transport Package: Drums, Ibcs, Flexibag, ISO Tank.
• Model NO.: CAS 57-55-6
• Specification: 99.8% min
• Trademark: Longze
• Origin: China
• HS Code: 29053200
• Production Capacity: 80000

Product Description

Product Description

Propylene Glycol / Mono Propylene Glycol

Structural formula:C₃H₈O₂
Relative Molecular weight : 76.09
CAS No.: 57-55-6

 

Application of propylene glycol 

Anti-freezen: PG is one of the most important raw material of antifreeze.

Cosmetic: PG could be used as humidor, emollient and solvent in cosmetic and industry.

Pharmacy: PG is used as the carrier of medicine and agent for particle medicine.

Food: PG is used as solvent of perfume and edible pigment,emollient in food packing,and anti-adhesive.

Tobacco: Propylene glycol is used as tobacco flavor, lubricated solvent,and preservative.

Solvent: PG is used as solvent in resin, detergent, painting, pesticide and dope industry, etc

Detailed Photos

Product Parameters

Propylene glyclo pharma grade specification
 

Item	Index
Color Tone (APHA)	10 max
Water,%	0.2 max
Specific gravity (20/25 °C)	1.0350~1.0410
Refractive index(25°C)	1.4307~1.4317
Distillation range (L), °C	184.0~189.0
Distillation range (U),°C	184.0~189.0
Distillation volume, Vol%	95 min
Identification	passed
Acidity, ml	0.20 max
Chloride, %	0.007 max
Sulfate, %	0.006 max
Heavy metals, ppm	5 max
Residue on ignition, %	0.07 max
Organic Volatile impurity Chloroform, µg/g	60 max
Organic Volatile impurity 1.4 dioxane, µg/g	380 max
Organic Voltile impurity methylene chloride,µg/g	600 max
Organic Voltile impurity trichloroethylene, µg/g	80max
Assay, GLC%	99.8 min

Certifications

We have REACH, ISO 9001, HALAL, KOSHER, and etc. 

 

 

Packaging & Shipping

Packing:In 215kgs galvanized iron drums,17.2tons/20'fcl.

       In flexitank, 23tons/20'fcl.

       In IBC drums, 20tons/20'fcl.

       In ISO tank, 23 tons/20'fcl.

Other packing: According to the client's requirement.
 

 

 

Company Profile

   
      

Shandong Longze Chemical Co.,Ltd mainly produces and supplies Dimethyl carbonate, Propylene glycol, Propylene carbonate, Diethyl carbonate, Isopropyl alcohol, Diisopropyl ether, succinct acid and Maleic acid, etc.

      Focusing on supplying high quality products and better services to our customers and establishing a win-win cooperation relationship with our partners, LONGZE always try to create more values for customers.By the strongest supports and trust from our upstream and downstream customers, Shandong Longze has experienced diversified and rapid development. At present,our business have been involved in some industries like coatings&Paints, cosmetics&foods&flavors&pharmas, Resins&plasticizer&PU and drilling &oil recovery chemicals, etc.

    With strict quality control and continuous innovation, we already get the certificate of ISO 9001, Kosher and Halal certificate. Looking to the future, Longze will strive to establish a long-term and stable cooperation with professional companies all around the world. 

 

Our Advantages

Stable supplying and timely delivery to customers
Integrity and perfect tracking management
High quality products and better services
Professional experience and skills on operating dangerous products and non-dangerous products

We specialize in this field for 19 years, with the strength of Dimethyl carbonate, propylene glycol (tech, food, USP grade), propylene carbonate, Isopropyl alcohol, Diisopropyl ether, succinic acid, Maleic acid and the other products.
Our HK company, Wanchem international limited, is specializing in petroleum additives, petroleum equipments, Solvents and some food additives. 

At present, our business have been involved in some industries like coatings&Paints, cosmetic&personal care, Flavor&Fragrancy, Pharmaceutical&food, Resins and drilling&oil recovery chemicals, etc. So you can find more items together from us conveniently which saves much time for you.

 

FAQ

Q: Are you factory or trading company?
  We are manufacturer for our main products and also wholesale some chemicals.

Q: How long is your delivery time?
A: Generally it is about 15 days, if we have stock. If not, maybe need 20-30 days to arrange the shipping.

Q: Do you provide samples ? Is it free?
A: Yes, we could offer the sample for free, but hope the customer to pay the courier cost.

Q: What is your terms of payment ?
A: TT payment is favorable, LC at sight is fine. After we build good cooperation, we can discuss other payment terms.