Propylene Glycol tech grade
Structural formula:C3H8O2
Specification:
Relative Molecular weight : 76.09
CAS No.: 57-55-6
Quality indexes:
Item | Index |
Color, APHA | Max. 10 |
Content% | Min. 99.0 |
Moisture% | Max. 0.2 |
Specific Gravity (20/20) | 1.035-1.039 |
Free acid,(CH3OOH),ppm | Max. 75 |
Residue, ppm | Max. 80 |
Distillation range>95% | 184-190 |
Index of refraction | 1.433-1.435 |
Packing:In 215kgs galvanized iron drums,17.2tons/20’fcl.
In flexitank, 22tons/20’fcl.
In IBC drums, 20tons/20’fcl.
In ISO tank, 23.6tons/20’fcl.
Other packing: According to the client’s requirement.
Application of propylene glycol tech grade:
Anti-freezen: PG is one of the most important raw material of antifreeze.
Solvent: PG is used as solvent in resin, detergent, painting, pesticide and dope industry, etc
Propylene Glycol pharma grade
Specification:
Relative Molecular weight: 76.09
CAS No.: 57-55-6
Quality indexes:
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% | 99.5 min |
Packing:In 215kgs galvanized iron drums,17.2tons/20’fcl.
In flexitank, 22tons/20’fcl.
In IBC drums, 20tons/20’fcl.
In ISO tank, 23.6tons/20’fcl.
Other packing: According to the client’s requirement.
Application of propylene glycol pharma grade:
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.
Our Company
Shandong Rongze attaches great importance to integrity and brand building, adheres to the concept of providing core values for upstream and downstream suppliers and customers of the industry, constantly introduces excellent talents and explores the road of sustainable development. And committed to creating more value for the community, dedicated to providing customers with quality and efficient service.
After years of hard work and development, Rongze people always adhere to the goal of customer satisfaction and implement diversified operation and leapfrog development. The business scope includes fine chemicals, cellulose and animal medicine. The company's main products are dimethyl carbonate, propylene glycol, diethyl carbonate, isopropanol, isopropyl ether and succinic acid. At the same time, we are also engaged in dichloromethane, aniline, ethanol, methanol and propylene carbonate and other products. We are willing to sincerely cooperate and seek common development with all our friends.
Looking forward to the future, Rongze chemical will take root in China and look around the world, and strive to establish long-term cooperative relations with professional companies at home and abroad. We will be harmonious and enterprising spirit and professional dedicated attitude, continuous innovation, the pursuit of excellence, to build the company into a competitive, integrity and unity of evergreen enterprises.
Product quality protection 
