QJ 3140.2-2001
QJ 3140.2-2001
QJ 3140.2-2001
QJ 3140.2-2001
QJ 3140.2-2001
Determination of benzoic acid,sorbic acid,methylparaben,ethylparaben,propylparaben and butylparaben in tobacco flavourings and casings—High performance liquid chromatographic method
QJ 3140.2-2001
QJ 3140.2-2001
QJ 3140.2-2001
QJ 3140.2-2001
QJ 3140.2-2001
QJ 3140.2-2001
QJ 3140.2-2001
Chemical reagent Arsenazo Ⅲ
QJ 3140.2-2001
QJ 3140.2-2001
2-Naphtylamine-3,6,8-trisulfonic acid (Amino K-acid)
QJ 3140.2-2001
H-acid monosodium salt(1-Naphthylamine-8-hydroxy-3,6-disulfonic acid monosodium salt)
QJ 3140.2-2001
QJ 3140.2-2001
Stable isotope deuterium labelled reagents Part 2: Salbutamol-D3
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
Peresters for industrial use—Parl 2:tert-Butyl peroxy-3,5,5-trimethylhexanoate