QJ 3140.2-2001
QJ 3140.2-2001
Forensic sciences—Examination methods for benzyl cyanide,3-oxo-2-phenylbutanamide,3-oxo-2-phenylbutyrate in suspected precursor chemicals—GC and GC-MS
QJ 3140.2-2001
QJ 3140.2-2001
QJ 3140.2-2001
Heptafluoroisobutyronitrile
QJ 3140.2-2001
Plastics—Polyamides—Determination of ε-caprolactam and ω-laurolactam by gas chromatography
QJ 3140.2-2001
QJ 3140.2-2001
QJ 3140.2-2001
Tert-Butylamine for industrial use
QJ 3140.2-2001
2-Butylamine(sec-butylamine)for industrial use
QJ 3140.2-2001
Dibutyl dithiocarbamate
QJ 3140.2-2001
Butyl butyrate
QJ 3140.2-2001
QJ 3140.2-2001
γ-Butyrolactone for industrial use
QJ 3140.2-2001
QJ 3140.2-2001
Sodium dibutyl dithiophosphate
QJ 3140.2-2001
Ammonium dibutyl dithiophosphate
QJ 3140.2-2001
Ammonium isobutyi dithiophosphate
QJ 3140.2-2001
QJ 3140.2-2001
Sodium di-sec-butyl dithiophosphate