HG/T 4290-2012
2-Butylamine(sec-butylamine)for industrial use
HG/T 4290-2012
HG/T 4290-2012
Stable isotope deuterium labelled reagents Part 2: Salbutamol-D3
HG/T 4290-2012
Tert-Butylamine for industrial use
HG/T 4290-2012
Determination of organonitrogen compounds in air using liquid chromatography and mass spectrometry — Part 2: Amines and aminoisocyanates using dibutylamine and ethyl chloroformate derivatives
HG/T 4290-2012
Determination of organonitrogen compounds in air using liquid chromatography and mass spectrometry. Part 2. Amines and aminoisocyanates using dibutylamine and ethyl chloroformate derivatives
HG/T 4290-2012
Determination of organonitrogen compounds in air using liquid chromatography and mass spectrometry — Part 2: Amines and aminoisocyanates using dibutylamine and ethyl chloroformate derivatives
HG/T 4290-2012
BS ISO 17734-2. Determination of organonitrogen compounds in air using liquid chromatography and mass spectrometry. Amines and aminoisocyanates using dibutylamine and ethyl chloroformate derivatives
HG/T 4290-2012
HG/T 4290-2012
HG/T 4290-2012
HG/T 4290-2012
Di-n-butylamine for industrial use
HG/T 4290-2012
HG/T 4290-2012
Determination of butachlor residues in rice
HG/T 4290-2012
Butachlor technical
HG/T 4290-2012
Mono-n-butylamine for industrial use
HG/T 4290-2012
HG/T 4290-2012
HG/T 4290-2012
The norm of energy consumption per unit production of calcium carbide, vinyl acetate, polyvinyl alcohol, 1,4-butanediol, dicyandiamide and monocyandiamide
HG/T 4290-2012