
Workplace atmospheres. Pumps for the sampling of chemical agents with a volume flow rate of over 51/min. Requirements and test methods
出版:British Standards Institution

专家解读视频
© British Standards Institution 2013
NEN EN 12919:1999 - Identical
SS EN 12919 Ed. 1 (1999) - Identical
UNE EN 12919:2000 - Identical
NS EN 12919 Ed. 1 (1999) - Identical
I.S. EN 12919:2000 - Identical
UNI EN 12919:2001 - Identical
NF EN 12919:1999 - Identical
NBN EN 12919:2000 - Identical
ONORM EN 12919:1999 - Identical
DIN EN 12919 (1999-10) - Identical
SN EN 12919:1999 - Identical