NA 062

DIN Standards Committee Materials Testing

DIN 19266 [CURRENT] references following documents:

Document number Edition Title
ISO 4793 1980-10 Laboratory sintered (fritted) filters; Porosity grading, classification and designation More 
DIN 19260 2012-10 pH measurement - General terms and definitions More 
OIML R 54 1981 pH scale for aqueous solutions More