HG/T 5652\uff5e5654-2019
HG/T 5946\uff5e5948-2021
HG/T 5652-2019
HG/T 5948-2021
HG/T 2306-2020
1-Phenyl-3-methyl-5-pyrazolone
HG/T 5947-2021
HG/T 5946-2021
DB34/T 1767-2012
HG/T 5072~5074-2016
HG/T 5501\uff5e5504-2018
SN/T 3551-2013
Food contact materials-Paper,regenerated fibre-Determination of benzophenone and 4-methylbenzophenone-Gas chromatography-mass spectrometer
SN/T 4265-2015
Food contact materials - Auxiliary material - Determination of benzophenone and 4-methylbenzophenone in printing ink-Gas chromatography mass spectrometer
HG/T 5886\uff5e5889-2021
SN/T 3388-2012
HG/T 5620\uff5e5623-2019
GB/T 223.50-1994
Methods for chemical analysis of iron,steel and alloy--The phenylfluorone-CTMAB direct photometric method for the determination of tin content
HG/T 2306-2007
1-Phenyl-3-methyl-5-phrazolone
YS/T 276.2-2011
Methods for chemical analysis of indium—Part 2:Determination of tin content—Phenylfluorone-cetyltrimethyl ammonium bromide spectrophotometry
HG/T 2306-1992
SN/T 2551-2010
Food contact materials-Polymer materials-Determination of 3,3-bis (3-methyl-4-hydroxyphenyl)-2-indoline in food simulants-HPLC method