... , the easier it conducts, it dissolves in water, turns into acetylene and calcium hydroxide and releases heat.[Particle sizes]: Calcium carbide ... carbide is an important basic material in organic synthesis industry, Acetylene obtanied from calcium carbide is raw material to make ethylene ... Volume (L/kg)≥300280260PH3 content in Acetylene %(V/V)≤0.060.080.08PH3 Content in Acetylene %(V/V)≤0.100.100.15 ...