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Quick detail
Product name: Propylene Glycol
Other name:PG
CAS: 57-55-6
Appearance: Colorless viscous stability of liquid water imbibition
purity: 99%
Trademark: Pharmlab
Original: China
Grade: Pharmaceutical grade
Package: Disguised package ; Foil bag
Delivery date: 3-5 work days
Certificate: ISO 9001, USP,GMP
Payment: Western Union, MoneyGram, T/T, bitcoin
Shipping: EMS,HKEMS,EUB,ETK,FEDEX,DHL,UPS,Aramex,ETC
Basic
Product Name | Propylene Glycol | ||
Synonyms | 1,2-Propanediol; Propane-1,2-diol | ||
CAS No. | 57-55-6 | ||
EINECS | 200-338-0 | ||
Molecular Formula | C3H8O2 | ||
Molecular Weight | 76.09 | ||
Appearance | colorless, viscous, transparent liquid | ||
Item | Pharmaceutical Grade | Higher Grade | Industrial Grade |
PG Content Wt % min. | 99.90 | 99.50 | 99.00 |
Colourity (Pt-Co) APHA | 5 | 10 | 16 |
Moisture % max. | 0.10 | 0.10 | 0.20 |
Density (20°C) g/cm3 | 1.035-1.038 | 1.035-1.038 | 1.035-1.040 |
Index Refraction nD20 | 1.431-1.435 | 1.431-1.435 | 1.428-1.435 |
Acidity % max. | 0.01 | 0.01 | 0.02 |
Distilllation Range °C | 184-189 | 184-190 | 183-190 |
Packing | in galvanized iron drums or iron drums of 200/215±0.5Kg net each, in ISO TANK or the request | ||
Applications | fragrance, cosmetics, personal care, pharmaceutical, unsaturated polyester resins, urethanes, coolants, antifreeze, aircraft deicing fluid, hydraulic and brake fluid, heat transfer fluids, paint, coatings etc. |
Certificate of Analysis
SPECIFICATIONS | ||
ITEMS | SPECIFICATION | RESULT |
Appearance | Light yellowish solid | Light yellowish brown solid |
Free propylene Glycol(%) | ≤1.5 | 0.9 |
Content(%) | ≥90 | 93 |
Acid Value(mgKOH/g) | ≤100 | 0.3 |
Ash(%) | ≤0.5 | 0.3 |
Iodine value | ≤3 | 0.30 |
Heavy Metals(Pb) % | ≤2mg/Kg | ≤2mg/Kg |
Result | Product meets with the guaranteed specification |
Product application
Propylene glycol unsaturated polyester, epoxy resin, polyurethane resin and other important raw materials, this aspect of propylene glycol total consumption of about 45%, so a large number of unsaturated polyester for surface coatings and reinforced plastics. Propylene glycol is viscous, hygroscopic, non-toxic, and is widely used as an absorbent, antifreeze, lubricant and solvent in the food, pharmaceutical and cosmetic industries. In the food industry, propylene glycol and propylene glycol fatty acids form fatty acid esters, mainly used as food emulsifiers; propylene glycol is a good solvent seasoning and pigment. Propylene glycol is commonly used in the pharmaceutical industry for various types of ointments, solvent creams, softeners and excipients. Propylene glycol and various spices have good miscibility and are therefore also used in cosmetic solvents and softeners. Propylene glycol is also used for tobacco humectants, pharmaceuticals, lubricants, food processing equipment and food labels. Propylene glycol aqueous solution is an effective antifreeze.
Propylene glycol is used in the plastics industry to produce polyester fibers and alkyd resins. It is used as a vehicle antifreeze and engine cooling liquid as well as brake fluid and hydraulic oil in the main components. It is used to prepare body care surfactants. Propylene glycol pharmaceutical grade is used as a non-toxic antifreeze in breweries and dairy products. It is used as a moisturizer in food and cosmetics. It is used as a colorant or flavoring agent and as a solvent for many oral, injectable or topical medications. Its antibacterial properties are suitable for the preparation of disinfectant lotion.
Product Features
1. Appearance: transparent colorless liquid;
2. Can be mixed with alcohol, ketone, ester and other organic solvents
3. In any proportion, but slightly soluble in water.
Product storage
1. Flammable liquid and vapor, away from fire.
2. Store in a closed container. Store in a cool, dry, well-ventilated area away from incompatible material.
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