对甲氧基乙基苯酚含量检测标准

铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法

o-Methoxyaniline-p -sulfonylethyl hydrogen sulfate ester

Cosmetic raw materials. Sunscreens. (1,3,5)-triazine-2,4-bis{(4-(2-ethyl-hexyloxy)-2-hydroxy)-phenyl}-6-(4-methoxyphenyl) and 2,2-methylene-bis-6-(2H-benzotriazol-2-yl)-4-(tetramethyl-butyl)-1,1,3,3-phenol. Determination by liquid chromatography.

2-Methoxy-5-methylaniline-4-sulfonylethyl hydrogen sulfate ester

Determination of bergapten content in essential oils of bergamot,lemon,bitter orange and lime(fully or partially reduced in bergapten)—High-performance liquid chromatography

Determination of migration of 2-methoxyethylacetate,2-ethoxyethanol,2-ethoxyethyl acetate,bis(2-methoxyethyl) ether,styrene,isophorone and nitrobenzene in toys

Determination of polymethoxylated flavones in citrus and derived products-HPLC

Forensic sciences—Examination methods for 7 phenylethylamines including 4-ethyl-2,5-dimethoxyphenethylamine in suspected drugs—GC and GC-MS

Forensic sciences—Examination methods for 7 phenylethylamines including 4-ethyl-2,5-dimethoxyphenethylamine in suspected drugs—LC and LC-MS

Forensic sciences—Examination methods for MDAI、2-AI、5-EAPB in suspected drugs—GC and GC-MS

Forensic sciences—Examination methods for MDAI、2-AI、5-EAPB in suspected drugs—LC and LC-MS

Determination of bergapten content in essential oils of bergamot,lemon,bitter orange and lime(fully or partially reduced in bergapten)—High-performance liquid chromatography

Water quality. Biochemical and physiological measurements on fish-Determination of ethoxyresorufin-O-deethylase (EROD)

Determination of coumarin,6-methylcoumarin,dihydrocoumarin,7-methoxycoumarin,acenocoumarol,7-ethoxy-4-methylcoumarin residues in foods for export - LC/MS/MS method