DL/T 799.1-2019 Technical specifications of monitoring for working environment in electric power industry-Part 1：General principles

DL/T 799.2-2019 Technical specifications of monitoring for working environment in electric power industry-Part 2:Monitoring of industrial dust DL/T 799.3-2019 Technical specifications of monitoring for working environment in electric power industry-Part 3:Monitoring of industrial noise DL/T 799.4-2019 Technical specifications of monitoring for working environment in electric power industry-Part 4: Monitoring of industrial toxicants DL/T 799.5-2019 Technical specifications of monitoring for working environment in electric power industry-Part 5:Monitory of heat stress DL/T 799.6-2019 Technical specifications of monitoring for working environment in electric power industry-Part 6:Monitory of microwave radiation DL/T 799.7-2019 Technical specifications of monitoring for workingenvironment in electric power industry-Part 7: Monitoring of power frequency electromagnetic fields

GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GBZ 1 GBZ 159 GBZ 2.1 GBZ 2.2 GBZ/T 160.1-2004 Methods for determination of antimony and its compounds in the air of workplace GBZ/T 160.2-2004 Methods for determination of barium and its compounds in the air of workplace GBZ/T 160.3-2004 Methods for determination of beryllium and its compounds in the air of workplace GBZ/T 160.4-2004 Methods for determination of bismuth and its compounds in the air of workplace GBZ/T 160.5-2004 Methods for determination of cadmium and its compounds in the air of workplace GBZ/T 160.7-2004 Methods for determination of chromium and its compounds in the air of workplace GBZ/T 160.9-2004 Methods for determination of copper and its compounds in the air of workplace GBZ/T 160.10-2004 Methods for determination of lead and its compounds in the air of workplace GBZ/T 160.13-2004 Methods for determination of manganese and its compounds in the air of workplace GBZ/T 160.14-2004 Methods for determination of mercury and its compounds in the air of workplace GBZ/T 160.16-2004 Methods for determination of nickel and its compounds in the air of workplace GBZ/T 160.18-2004 Methods for determination of sodium and its compounds in the air of workplace GBZ/T 160.25-2004 Methods for determination of zinc and its compounds in the air of workplace GBZ/T 160.28-2004 Methods for determination of inorganic carbon compounds in tha air of workplace GBZ/T 160.29-2004 Methods for determination of inorganic nitrogen compounds in the air workplace GBZ/T 160.30-2004 Methods for determination of inorganic phosphorus compounds in the air of workplace GBZ/T 160.31-2004 Methods for determination of arsenic and its compounds in the air of workplace GBZ/T 160.32-2004 Methods for determination of oxides in the air of workplace GBZ/T 160.33-2004 Methods for determination of sulfides in the air of workplace GBZ/T 160.40-2004 Methods for determination of mixed hydrocarbons in the air of workplace GBZ/T 160.66-2004 Methods for determination of aromatic esters in the air of workplace GBZ/T 160.72-2004 Methods for determination of aromatic amines in the air of workplace GBZ/T 160.74-2004 Methods for determination of aromatic nitro-compounds in the air of workplace GBZ/T 160.75-2004 Methods for determination of heterocyclic compunds in the air of workplace GBZ/T 160.76-2004 Methods for determination of organophorus pesticides in the air of workplace GBZ/T 160.77-2004 Methods for determination of organic chlorine pesticides in the air of workplace GBZ/T 160.79-2004 Methods for determination of medicines in the air of workplace GBZ/T 160.80-2004 Methods for determination of explosives in the air of workplace GBZ/T 160.81-2004 Methods for determination of biological compounds in the air of workplace GBZ/T 189(所有部分) GBZ/T 192(所有部分) GBZ/T 300.59-2017 Determination of toxic substances in workplace air-Part 59: Volatile organic compounds