GB/T 28611-2012
o-Nitrotoluene、 p-Nitrotoluene
HG/T 5696-2020
p-Nitrotolnene-o-snlfonic acid
HG/T 3397-2010
o-Nitro-p-toluidine
HG/T 2026-1991
SN/T 3233-2012
Determination of o-Fluorotoluene,m-Fluorotoluene,p-Fluorotoluene for import and export
HG/T 5694\uff5e5697-2020
HG/T 3397-2001
o-Nitro-p-toluidine
GB/T 11200.1-2006
Sodium hydroxide for industrial use - Determination of sodium chlorate content - O-Tolidine spectrometric method
GB/T 11200.1-1989
Membrane process sodium hydroxide--Determination of sodium chlorate content--o-Tolidine spectrometric method
ISO 1897-8:1977
Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use — Methods of test — Part 8: Determination of o-cresol content (Cresylic acid and xylenols only)
32008H0098
ISO 1897-9:1977
Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use — Methods of test — Part 9: Determination of m-cresol content (Cresylic acid only)