HG/T 5709\uff5e5712-2020
GB/T 27715-2011
3-methylpyridine for industrial use
HG/T 4478-2012
HG/T 4876-2016
3-Aminopyridine for industrial use
HG/T 6015\uff5e6016-2022
HG/T 4247-2011
HG/T 6016-2022
HG/T 5946-2021
HG/T 5694\uff5e5697-2020
HG/T 5947-2021
HG/T 3956-2016
2-Naphtylamine-3,6,8-trisulfonic acid (Amino K-acid)
HG/T 3413-2010
2-Naphthol-3,6-disulfonic acid disodium salt(R Salt)
HG/T 5946\uff5e5948-2021
GB/T 1648-2013
H-acid monosodium salt(1-Naphthylamine-8-hydroxy-3,6-disulfonic acid monosodium salt)
HG/T 6251-2023
DB42/T 1720-2021
T/CPCIF 0162-2021
HG/T 3956-2007
2-Naphthylamine-3,6,8-trisulfonic acid(Amino K-acid)
GB/T 1648-2007
1-Amino-8-hydroxy-3,6-naphthalenedisulfonic acid monosodium salt(H-acid monosodium salt)
HG/T 3413-2000
2-Naphthol-3,6-Disulfonic Acid Disodium Salt (R Salt)