Optics and optical instruments - Environmental test methods - Part 20: Humid atmosphere containing sulfur dioxide or hydrogen sulfide.
NORMA vydaná dňa 1.5.2001
Designation standards: DIN ISO 9022-20:2001-05
Note: NEPLATNÁ
Publication date standards: 1.5.2001
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: German technical standard
Kategória: Technické normy DIN
Optik und optische Instrumente - Umweltprüfverfahren - Teil 20: Schwefeldioxid- oder schwefelwasserstoffhaltige feuchte Atmosphäre.