CAS：57-55-6
Propylene glycol
Properties: It is an organic compound, a colorless, viscous, transparent liquid under normal conditions, almost odorless and tasteless, with a slightly sweet smell, and miscible with water, ethanol, and many organic solvents.
Product Types: Industrial grade 1,2-propanediol is divided into two categories: Grade I and Grade II.
Product Specifications: Standard: HG/T 5392-2018
Product Details
Product Uses:
● An important raw material for unsaturated polyesters, epoxy resins, polyurethane resins, plasticizers, and surfactants. Unsaturated polyesters are widely used in surface coatings and reinforced plastics.
● Its aqueous solution is an effective antifreeze agent and is also used as a tobacco wetting agent, mildew inhibitor, and fruit ripening and preservative.
Product Advantages: With a purity of over 99.5%, it reduces formulation uncertainty. This product is tested using imported chromatographs and moisture analyzers to ensure the accuracy of product indicators and guarantee product quality.
Other chemicals include: soda ash, sodium bicarbonate, glacial acetic acid, formic acid, and sodium hydroxide. Product details for the above products can be found on the original website.
Product Parameters
| Item | Premium Grade | Qualified Grade |
| 1,2-Propanediol content, w/% | 99.5 | 99 |
| Water content, w/% ≤ | 0.1 | 0.2 |
| Colority/Hazen unit (Platinum-Cobalt scale) | 10 | 15 |
| Density (20 ℃), g/cm³ | 1.035–1.038 | 1.035–1.040 |
| Acidity (calculated as acetic acid), w/% ≤ | 0.01 | 0.02 |
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