Calcicur - Calcium Hydroxide Paste, 1 - 2 mL Syringe with Type 47 Tip. Calcium Hydroxide Paste. Ready-to-use, radiopaque, water-based. 45% calcium hydroxide promotes formation of secondary dentin. High pH-value (>12.5). Provides protection of the pulp. Radiopaque. Suitable under lining and filling materials. 2 ml syringe