ISO 120 : 1977(R2014)现行
PLASTICS - PHENOL FORMALDEHYDE MOULDINGS - DETERMINATION OF FREE AMMONIA AND AMMONIUM COMPOUNDS - COLORIMETRIC COMPARISON METHOD
出版：International Organization for Standardization
专家解读视频
Defines a colorimetric comparison procedure for the semi-quantitative determination of the amount of ammonia in phenol-formaldehyde mouldings.
BS 2782-4.451D(1978) : 1978 AMD 10254 - Identical
NEN ISO 120 : 1978 - Identical
PN EN ISO 120 : 2003 - Identical
DS EN ISO 120 : 1999 - Identical
SAC GB/T 5474 : 2016 - Identical
BIS IS 13360-10-6 : 2004 - Identical
