Chemical reagent—Acetone

Norma vydána dne 6.8.2023

Codes for degree of the People’s Republic of China

Norma vydána dne 25.7.2003

Codes for levels of language proficiency and foreign language test grades

Norma vydána dne 15.10.2009

Garden tools - General requirements

Norma vydána dne 30.12.2008

Chemical reagent - Glycerol

Norma vydána dne 12.5.2011

Classification, terminology and numbering for parts and assemblies of the time measuring instruments - Classification, terminology and numbering for parts and assemblies of mechanical wrist watch movements

Norma vydána dne 31.7.2008

Performance andtest methods of the 30 channels pulse code modulation multiplex equipment at 2048 kbit/s

Norma vydána dne 21.12.1995

Chemical reagent - Carbon tetrachloride

Norma vydána dne 12.5.2011

Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Precision methods for reverberation test rooms

Norma vydána dne 7.9.2023

Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Engineering methods for small movable sources in reverberant fields—Comparison method for a hard-walled test room

Norma vydána dne 1.11.2017