DIN 53770-1
DIN 53770-1
Pigments and extenders - Determination of matter soluble in hydrochloric acid - Part 1: Preparation of acid extractsstandard by Deutsches Institut Fur Normung E.V. (German National Standard), 12/01/2014
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 12/01/2014