Propylene Glycol

C9 Petroleum Resin
C9 Petroleum Resin CAS 64742-16-1
Dimer acid
C36 Dimer Acid (Pripol 1017) CAS 61788-89-4


Propylene glycol paramete

Other Names:
Grade Standard:
Brand Name:
CAS No.: 57-55-6
MF: C3H8O2
Place of Origin: Shandong, China
Purity: 99.6min
Application: Solvent
Model Number: Pharm Grade


Product Propylene Glycol CAS No 57-55-6
Quality 99.5%+ Quantity: 1ton
Test Date 2018.6.20 Quality Standard Results
Testing Item Quality Standard Testing Method  
Color Colorless GB 29216-2012 Colorless
Appearance Transparent Liquid GB 29216-2012 Transparent Liquid
Density (25℃) 1.035-1.037   1.036
Propylene Glycol Assay % ≥99.5 GB/T 4472-2011 99.91
Water % ≤0.2 GB/T 6283-2008 0.063
Acid Assay, ml ≤1.67 GB 29216-2012 1.04
Burning residue % ≤0.007 GB/T 7531-2008 0.006
Pb mg/kg ≤1 GB/T 5009.75-2003 0.000

Product Properties

Propylene glycol is likewise called "1,2-propanediol". Chemical formula CH3CHOHCH2OH, molecular weight 76.10. There is one chiral carbon atom in the molecule. It is a lot more steady to warmth as well as light, and also much more secure at low temperature level.

Freezing point -59 ° C. Boiling point 188.2 ℃, 83.2 ℃ (1,333 ), miscible in water, acetone, ethyl acetate as well as chloroform, soluble in ether. Soluble in numerous important oils, but immiscible with oil ether, paraffin and grease.

The racemate is a hygroscopic thick fluid with a slightly spicy preference. The boiling point of the levorotatory body is 187 ~ 189 ℃, and also the details optical rotation [α] D20-15.0 °.

Propylene glycol is a dihydric alcohol with the properties of basic alcohols. It can be oxidized to propionaldehyde, lactic acid, pyruvic acid and acetic acid at heat.


Propylene glycol has great solubility, less poisoning and also irritability, as well as is commonly used in various fields.

Drug Field

Propylene glycol can be used as a solvent for insoluble or water-soluble secure drugs to increase their stability and also have quick-acting as well as prolonged-acting effects.

Used as a solvent, conditioner as well as excipient in the manufacture of various ointments and also lotions.

food and Drink

Propylene glycol is a water solvent, which can liquify water-soluble scents, pigments, preservatives, vitamins, resins, and so on.

It is mostly made use of as food emulsifier, and also it is likewise an outstanding solvent for dressings as well as pigments.

Taste as well as Fragrance, Food Additives

It can be used as a solvent and also carrier for edible tastes. It is utilized as a solvent for various flavors, pigments as well as preservatives, as a removal solvent for vanilla beans, roasted coffee grains, natural tastes, and so on.

Cosmetics, Daily Chemicals

Used as a cosmetic solvent and also conditioner, found in almost all forms of color makeup, hair treatment products, creams, aftershaves, deodorants, mouth washes, toothpastes.

In cosmetics, toothpaste as well as soap, it is normally used as a moisturizing agent in mix with glycerin or sorbitol. In hair dyes, it is utilized as a moisturizing and leveling representative.

Industrial Antifreeze

Industrial propylene glycol plays the role of moistening representative and dissolving agent in chemistry, as well as is a major element in advanced antifreeze.

Paints and also Coatings

Propylene glycol has the characteristics of low freezing point and can be combined with water in any type of percentage. After combining with water, it can greatly minimize the total freezing point of the finishing as well as improve the antifreeze performance of the finishing, so it is often used as an antifreeze in finishes.

As a knowledgeable propylene glycol maker as well as provider, Look Chemical is devoted to generating and selling top quality propylene glycol basic materials. For many years, our business has actually been appreciating a high track record for top notch items as well as outstanding service.

If you have a need for this product or related items, please contact our company's service staff, and we will certainly supply you with a solution in the fastest possible time.

Product service

1. Certificate Of Analysis (COA)

2. Material Safety Data Sheet (MSDS)

3. Route of synthesis (ROS)

4. Method of Aanlysis (MOA)

5. Nuclear Magnetic Resonance (NMR)

6. Packing pictures and loading video before loading

7. Free Sample

8. Factory audit


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


• Q1: Can I get some samples?
A:   Yes, we can supply the free sample, but the shipping cost be paid by customers.

• Q2:  How to start orders or make payments?
A :  PI will be sent first after confirmation of order,enclosed our bank information.Payment  by  T/T, Western Union LC,Alibaba trade assurance ,Moneygram or Paypal.

• Q3: What’s your MOQ?
A :  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

• Q4: How about delivery leadtime?
A :  Delivery lead time: About 3-5 days after payment confirmed.(Chinese holiday not included)

• Q5: Is there a discount?
A :  Different quantity has different discount.

• Q6: How to contact us ?
A :  You can chat with us by Trademanager,MSN&Skype Online. You can choose your interested products and send inquiry to us. You can dial our telephone directly, you will get our reply. Send Email to us.

• Q7: 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 courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.


100g/500g/1kg/5kg/10kg/25kg/200kg or as your special request.

Packing can be conducted according to customers' requirements.

Delivery detail

   [Delivery] 5 working days after payment.

Propylene glycol picture

Packaging and shipping

Honor Certificate

Professional team