1. Product Introduction
Propylene Glycol (PG)
CAS NO. 57-55-6
Molecular Formula: C3H8O2
Propylene Glycol (PG) other names 1,2-Propanediol; 1,2-Dihydroxypropane; Methyl ethyl glycol (MEG); Methylethylene glycol; is a viscous, colorless liquid which is nearly odorless. PG is hygroscopic (attracts water), has low toxicity and outstanding stability, as well as high flash and boiling points.
2. Specification or COA
Specification | Index | Result |
Appearance | Colorless, viscous, clear hygroscopic liquid without odor | ---- |
Identification | IR test | - |
Assay (Purity) | 99.5% min | 99.68% |
Specific gravity | 1.035 – 1.037 g/cm3 at 25 °C | 1.036 |
Index of refraction | 1.431 – 1.433 nD20 | 1.433 |
Acidity | ≤ 0.20 ml of 0.10 N NaOH | 0.15 |
Water/Moisture | 0.2% max | 0.18% |
Residue on ignition | 0.004% max | 0.003% |
Chloride | 5 ppm max | 4 |
Heavy metals(as Pb) | 5 ppm max | 4 |
Sulphates（as SO42-） | 10 ppm max | 8 |
Oxidizing substances | Not required | -- |
Arsenic | 5 ppm max | 4 |
Color | 5 | 5 |
Reducing substances | Not required | -- |
Organic volatile impurities | Chloroform: 60 ppm |
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3. Product application
Propylene Glycol (PG) is used in cosmetics, pharmaceuticals, and a wide range of other practical applications. Pharmaceutical-grade and industrial-grade are the two grades used.
Usage:
Adhesives, Sealants and Coatings
Alkyd Resins for Paint and Coatings
Latex Paints
UV-Curable Resins
Unsaturated Polyester Resins
Urethanes
Aircraft Deicing Fluids
Heat Transfer / Thermal Fluids (with a suitable inhibitor)
Hydraulic and Brake Fluids
Coolants and Antifreeze
4. Packing & Delivery
Standard export neutral packing in 215KG/drum, 20’FCL=80drums=17.2MT; 40’FCL=23.65MT.
Packing in ISO tank container of 24MT each.
Fresh stock of Propylene Glycol (PG) with immediate delivery
5. FAQ
What kind of packaging can Meiyachem provide?
Drums, IBC totes, ISO tank container and Flexitank.
Usually we supply the neutral packing to help push sales. Our packing is standardized in a manner which has proved successful in many export shipments. All the products were examined before packing and all packing material must be disinfected and immunized to comply with the regulations.
Can I expect shorter lead times and simpler processes from Meiyachem?
Yes. Long experience and an unmatched portfolio of products and services enable Meiyachem to meet the customer's needs in terms of quality, scheduling and energy efficiency. Our intent is to simplify processes wherever it makes sense.
What is Meiyachem doing about REACH?
Most of Meiyachem's products are pre-registered with the ECHA for REACH compliance. Some of items were full-REACH registered.
How can I place a sample order? and is there a charge?
Samples may be ordered via Meiyachem website and there is no associated charge.
What price can I get?
“Quick turnover and small profit” is a guiding principle of our sales promotion work. We maintain a flexible policy in price and make the maximum profit to customers.
Will Meiyachem be ISO certified?
Meiyachem is seeking ISO certification on its products.
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