2 甲基苯并呋喃检测标准

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

Tolyltriazole

Determination of polychlorinated dibenzo-p-dioxins and polychlorinated dibenzo-p-furans by isotope dilution HRGC/HRMS

2-Methyltetrahydrofuran for industrial use

Rubber shoes—Determination of migration of 2-Mercaptobenzothiazole and 2,2'-Dithiobis(benzothiazole)

Stationary source emissions - Determination of the mass concentration of PCDDs/PCDFs and dioxin-like PCBs - Part 2: Extraction and clean-up of PCDDs/PCDFs

DIBENZO-PARA-DIOXINS/DIBENZOFURANS

Food contact materials - Paper recovered fiber materials - Determination of 1,2-benzylisothiazolin-3-one 2-methyl-4-isothiazolin-3-one 5-chloro-2-methyl-4-isothiazolin-3-one - High performance liquid chromatography method

Indoor air－Part 12 ： Sampling strategy for polychlorinated biphenyls(PCBs), polychlorinated dibenzo-p-dioxins(PCDDs), polychlorinated dibenzofurans (PCDFs) and polycyclic aromatic hydrocarbons(PAHs)

Stationary source emissions - Determination of the mass concentration of PCDDs/PCDFs and dioxin-like PCBs - Part 3: Identification and quantification of PCDDs/PCDFs

1，2，4,5-Tetramethylbenzene

STATIONARY SOURCE EMISSIONS. DETERMINATION OF THE MASS CONCENTRATION OF PCDDS/PCDFS. PART 1: SAMPLING.