HJ 830-2017.Ambient air-Determination of inorganic elements in ambient particle matter- Wavelength dispersive X-ray fluorescence spectroscopy (WD-XRF)

HJ 829-2017.Ambient air-Determination of inorganic elements in ambient particle matter-Energy dispersive X-ray fluorescence spectroscopy (ED-XRF) meth

HJ 825-2017.Water quality-Determination of volatile phenols-Flow injection analysis (FIA) and 4-AAP spectrophotometric method. 1适用范围 HJ 825规定了测定水中挥发酚的

HJ 826-2017.Water quality-Determination of anionic surfactants - Flow injection analysis(FlA) and methylene blue spectrophotometric method. 1适用范围 HJ 8

HJ 827-2017.Water quality-Determination of carbamates pesticides by Ultra performance liquid chromatography - triple quadrupole mass spectrometry. 1适用

HJ 828-2017.Water quality-Determination of the chemical oxygen demand-Dichromate method. 1适用范围 HJ 828规定了测定水中化学需氧量的重铬酸盐法。 HJ 828适用于地表水、生活污水和工业废水中化学需氧量的

HJ 822-2017.Water quality-Determination of aniline compounds - Gas chromatography mass spectrometry. 1适用范围 HJ 822规定了水中19种苯胺类化合物的气相色谱_质谱测定方法。 HJ 822适用于

HJ 823-2017.Water quality-Determination of cyanide-Flow injection analysis (FIA) and spectrophotometric method. 1适用范围 HJ 823规定了测定水中氰化物的流动注射分光光度法。 HJ 8

HJ 824-2017.Water quality-Determination of sulfide-Flow injection analysis (FIA) and methylene blue spectrophotometric method. 1适用范围 HJ 824规定了测定水中硫化物的

HJ 2547-2016.Technical requirement for environmental labeling products Furniture. 1适用范围 HJ 2547规定了家具环境标志产品的术语和定义、基本要求、技术内容和检验方法。 HJ 2547适用于室内家具，包括木家具、