Manufacturer Supply CAS 57-55-6 Pharma Grade 99.5% Purity Propylene Glycol

• CAS No.: 57-55-6
• Formula: C3h8o2
• EINECS: 200-338-0
• Classification: Unsaturated Alcohol
• Appearance: Liquid
• Type: 2°(Secondary Alcohol)
• Model NO.: Pharma grade Propylene Glycol
• Hydroxyl No.: Monohydroxy
• Moisture (Weight %): 0.2 Max
• Specific Gravity (20c): 1.035-1.040
• Refractive Index (D20): 1.431-1.433
• Distillation Range (C): 185-189
• Distillation Volume (Vol%): 95 Min
• Acidity (Mol/L): 0.20 Max
• Chloride (Weight %): 0.007 Max
• Sulfate: 0.006 Max
• Heavy Metals (Ppm): 5 Max
• Residue on Ignition (Weight %): 0.007 Max
• Lead (Mg/Kg): 2 Max
• Organic Volatile Impurity Chloroform: 60 Max
• Organic Volatile Impurity 1.4 Dioxane: 380 Max
• Organic Voltile Impurity Methylene Chlor: 600 Max
• Organic Voltile Impurity Trichloroethyle: 80 Max
• Transport Package: Drums, Ibcs, Flexibag, ISO Tank.
• Specification: 99.8% min Pharma grade
• 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:
1. In 215kgs galvanized iron drums,17.2 tons/20'fcl.
2. In IBC drums, 20 tons/20'fcl.
3. In ISO tank, 23 tons/20'fcl.
 

4. In flexitank, 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 22 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

Q1. How can we guarantee quality?
A: Always a pre-production sample before mass production;
Always final Inspection before shipment;

Q2:Can you give me a discount price?
A: Surely,It depend on your quantity.

Q3:How can i get a sample?
A: Free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.

Q4: How to confirm the Product Quality before placing orders?
A: You can get free samples for some products, you only need to pay the shipping cost or arrange a carrier to us and take the samples. You can send us your product specifications and requests, we will manufacture the products according to your requests.

Q5:How do you treat quality complaint?
A: First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
First of all, our quality control will reduce the quality problem to near zero.
We can arrange the quality test by third-party testing agency as you needed before shipping.
If there is still a real quality problem caused by us, we will do our best to reduce your loss.