Appearance: Propylene glycol n-propyl ether is a colorless, flammable liquid.
Solubility: It can dissolve in many organic solvents, such as alcohols, ethers, and hydrocarbons.

Purpose:
Cleaning agent: Propylene glycol propylene ether is commonly used as a solvent or cleaning agent, and can be used to clean electronic components, textiles, and plastic products.
Industrial use: It can also be used to manufacture coatings, dyes, plastics, and rubber.