Fill each mold with mortar and tamper using a pestle of useful length, smooth and non-absorbent, with a cross section of 15 x 40 mm. The grooming must be carried out from the center of the surface, at intervals of 15 mm and in col
CGSB 1-GP-71 METH 75.3-1982 history
1982CGSB 1-GP-71 METH 75.3-1982 Methods of Testing Paints and Pigments Foucry (Nitric Acid) Test for Epoxy Resins