Calcium Carbonate for Paper Making

All purpose additive for paper making and paper casting. Acts as a ‘buffer’ to neutralize acidity in pulp, and a ‘filler’ to create a smoother surface on handmade sheets and paper casts. Paper Making: Make acid free paper. Add 1/8 tsp to pulp in blender to neutralize acid in pulp. Paper Casting: Make casts with a smoother surface. Add 1/2 tsp to cotton linter in blender. Clay Casting: Dust casting molds with Paper Additive for easy release of Paperclay, Delight, and similar modelling compounds. Contents 4 oz non toxic paper additive (calcium carbonate)