ISO 20541:2008 (IDF 197:2008)(R2017)现行
MILK AND MILK PRODUCTS - DETERMINATION OF NITRATE CONTENT - METHOD BY ENZYMATIC REDUCTION AND MOLECULAR-ABSORPTION SPECTROMETRY AFTER GRIESS REACTION
出版：International Organization for Standardization
专家解读视频
Describes a method for the determination of the nitrate content of milk and milk products by molecular-absorption spectrometry after Griess reaction (preceded by enzymatic reduction).
NEN EN ISO 20541 : 2008 - Identical
GOST R ISO 20541 : 2011 - Identical
PN EN ISO 20541 : 2010 - Identical
I.S. EN ISO 20541:2008 - Identical
DIN EN ISO 20541 : 2008 - Identical
BS EN ISO 20541 : 2008 - Identical
DIN EN ISO 20541 E : 2008 - Identical
UNE EN ISO 20541 : 2009 - Identical
NS EN ISO 20541 : 1ED 2008 - Identical
NBN EN ISO 20541 : 2008 - Identical
SN EN ISO 20541 : 2008 - Identical
NF EN ISO 20541 : 2008 - Identical
DS EN ISO 20541 : 2008 - Identical
