HG/T 5623-2019
GB/T 8574-2010
Determination of potassium content for compound fertilizers potassium tetraphenylborate gravimetric method
HG/T 6342-2024
HG/T 3925-2014
Tolyltriazole
SH/T 1822-2019
1,2,4,5-Tetramethylbenzene
SH/T 1779-2014
HG/T 5805-2021
D-dihydrophenylglycine methyl sodium Dane salt
DB43/T 2200-2021
GB/T 33089-2016
Chemical reagent—N,N-dimethyl-p-phenylenediamine dihydrochloride
T/HEBQIA 215-2023
SN/T 5635-2024
GB/T 8574-2002
Determination of potassium content for compound fertilizers—Potassium tetraphenylborate gravimetric method
HG/T 5258-2017
Rubber antioxidant—N,N'-bis(1-methylpropyl)-p-phenylenediamine
HG/T 4896~4897-2016
HG/T 5803\uff5e5806-2021
GB/T 21841-2019
Rubber antioxidant—N-1,3-dimethylbutyl-N’-phenyl-p-phenylenediamine(6PPD)
HG/T 3925-2007
Tolyltriazole
DB34/T 1767-2012
HG/T 6035-2022
SN/T 3551-2013
Food contact materials-Paper,regenerated fibre-Determination of benzophenone and 4-methylbenzophenone-Gas chromatography-mass spectrometer