NA 027
DIN Standards Committee Optics and Precision Mechanics
DIN ISO 8036-1 [Withdrawn] referenced in following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN 22020-5 | 2005-02 | Investigations of the raw material in hard-coal-mining - Microscopical examinations of hard coal, coke and briquettes - Part 5: Reflectance measurements on vitrinites More |
