hj/t399

hj/t399, Total:4 items.

The international standard classification for "hj/t399" includes: Water quality in general .

The Chinese standard classification for "hj/t399" includes: Analysis methods for industrial wastewater and pollutants .

Professional Standard - Environmental Protection

• HJ/T 399-2007 Water quality-Determination of the chemical oxygen demand-Fast digestion-Spectrophotometric method

Professional Standard - Aviation

• HB 459.1-1984 HJ-1 welding rod technical conditions

Group Standards of the People's Republic of China

• T/SDECA 5087-2022 Technical specification for application of HJ steel bar truss composite slab
• T/SDECA 5088-2022 HJ steel bar truss composite plate

Others: hj766 hj,hj 56,hj 810,hj 43,hj 277,hj 804,hj 479,hj 42,hj hj/t,hj 584,hj/2017,hj 20,hj 39,hj/t and hj,hj and hj/t,hj and hj/t,hj/t399,hj/+t399,hj/t and hj,hj and hj/t