SH/T 1498.6-2022
SH/T 1498.4-1997
Nylon 66 salt—Determination of content of pseudo nitric acid
SH/T 1498.3-1997
Nylon 66 salt—Determination of content of total volatile bases
SH/T 1498.5-1997
Nylon 66 salt—Determination of content of pseudo diaminocyclohexane—Ultraviolet spectrophotometric method
SH/T 1498.6-1997
Nylon 66 salt—Determination of content of nitrates—Spectrophotometric method