Knowledge Base

Butadiene (CH2:CH:CH2) is a colorless, odorless gas that is insoluble in water but soluble in ethanol and ether, and can dissolve in a solution of copper(I) chloride.

The explosive limits range from 3.8% to 21.0%. Highly toxic, this substance can be absorbed through the skin. The maximum permissible concentration in the air is 18 mg/m3.

The explosion limits fall between 2.8% and 37%. Even a slight leakage, upon encountering static electricity or sparks, can pose a significant danger.

The explosion limits of ethylene in air are between 2.7% and 36%. When ethylene mixes with air, if its concentration falls within this range, it can...

The explosion limits of coke oven gas range between 6% and 30%. In air, the lower explosion limit for coke oven gas is 6%, and the upper limit is 30%.

Graphite dust clouds have a minimum ignition energy of 9mJ, with the lowest ignition temperature being 520°C, and the maximum explosion pressure reaching 0.7723MPa.