HG/T 3958-2023
GB/T 23668-2016
2,6-Dichloro-4-nitroaniline
HG/T 5485-2018
2-Methoxy-5-methylaniline-4-sulfonylethyl hydrogen sulfate ester
GB/T 38592-2020
Determination of 4,4'-methylene-bis(2-chloroaniline) in textile dyeing and finishing auxiliaries
HG/T 6343-2024
GB/T 23670-2016
2-Amino-5-chloro-4-methybenzenesulfonic acid(CLT acid)
HG/T 2078-2012
HG/T 3415-2024
HG/T 3958-2007
3-Chloro-2-methylaniline
HG/T 6246-2023
HG/T 5486-2018
2-Cyano-4-nitro-6-bromoaniline
HG/T 3481-2020
GB 5009.282-2020
HG/T 3415-2010
Red base B (2-Methoxy-4-nitroaniline)
HG/T 6251-2023
HG/T 5484\uff5e5487-2018
SN/T 5695-2024
HG 2078-1991
GB 1886.368-2023
GB 1886.163-2015