HJ 913-2017.Standard for assessment of nature reserve management. 1适用范围 HJ 913规定了自然保护区管理评估的基本原则、目的、工作程序、内容和方法等。 HJ 913适用于中华人民共和国境内各级各类自然保护区的管理评估。 2术语和

HJ 899-2017.Water quality-Determination of gross beta activity一Thick source method. 1适用范围 HJ 899规定了测定水中总放射性的厚源法。 HJ 899适用于地表水、地下水、工业废水和生活污水中总放射性的测定。 2

HJ 934-2017.Technical specification for application and issuance of pollutant permit non-ferrous metal metallurgy industry- nickel smelting. 1适用范围 HJ

HJ 936-2017.Technical specification for application and lssuance of pollutant permit non-ferrous metal metallurgy industry-tin smelting. 1适用范围 HJ 936规

HJ 908-2017.Water quality- Determination of chromium(VI)- Flow injection analysis(FIA) and diphenylcarbazide spectrometric method. 1适用范围 HJ 908规定了测定水中

HJ 76-2017.Specifications and test procedures for continuous emission monitoring system for SO2, NOx and particulate matter in flue gas emitted from s

HJ 836-2017.Stationary source emission一Determination of mass concentration of particulate matter at low concentration- Manual gravimetric method. 1适用范

HJ 938-2017.Technical specification for application and issuance of pollutant permit non-ferrous metal metallurgy industry-antimony smelting. 1适用范围 HJ

HJ 937-2017.Technical specification for application and issuance of pollutant permit non-ferrous metal metallurgy industry- cobalt smelting. 1适用范围 HJ

HJ 38-2017.Stationary source emission-Determination of total hydrocarbons,methane and nonmethane hydrocarbons- Gas chromatography. 1适用范围 HJ 38规定了测定固定污