HG/T 5502-2018
N -Methyl-4- (p -formylstyryl) pyridiniuID methyl sulfate
GB/T 18932.5-2002
Method for the determination of sulfacetamide,sulfapyridine,sulfamerazine,sulfamethoxypyridazine,sulfameter,sulfachloropyridazine,sulfamethoxazole and sulfadime-thoxine residues in honey--Liquid chromatographic method
HG/T 5501\uff5e5504-2018
YB/T 5070-2014
α-methyl pyridine
GB/T 27715-2011
3-methylpyridine for industrial use
YB/T 5071-2015
β-methyl pyridine fraction
NY/T 4383-2023
NY/T 4384-2023
SN/T 5219-2019
HG/T 4482-2012
HG/T 4483-2012
HG/T 5712-2020
HG/T 6145-2023
HG/T 5615-2019
GB/T 21037-2024
Determination of diaveridine, trimethoprim and ormetoprim in feeds
HG/T 6340-2024
YB/T 5071-2005
β-Picoline fraction
GB 1886.99-2015
32013D0205
HG/T 6251-2023