This industrial-grade propylene gas is a colorless, flammable substance with a faintly sweet odor, making it a versatile choice for various applications in the chemical and plastics industries. Packaged in a robust low-pressure steel cylinder, this 50 lbs supply is designed for safe handling and storage, featuring a CGA 510 connection valve for compatibility with standard equipment. With a purity of 99.5%, it ensures high performance in processes requiring reliable and efficient gas delivery. However, caution is advised as propylene is heavier than air, posing an explosion hazard in confined spaces, and can ignite instantly from sparks or hot surfaces.