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 19261 | 2016-03 | pH measurement - Measuring methods with potentiometric cells - Terms and definitions More |
| DIN 19267 | 2012-08 | pH measurement - Technical buffer solutions, preferably for the calibration of technical measuring installations More |