... Water Solubility: Hydrolyses Sensitivity: Moisture Sensitive Merck: 14, 16563. Stability of Calcium Carbide: Stability Reacts violently with water liberating highly flammable gas ... , strong oxidizing agents, alcohols, hydrogen chloride, magnesium.4. Packing of Calcium Carbide: 50kg, 100kg, 200kg/drum5. Properties of Calcium Carbide: Gray, brown or black solid ...